CWE-122 · Heap-based Buffer Overflow

3223 CVEs classified under CWE-122 (Heap-based Buffer Overflow). Browse by severity and year.

Top CVEs for CWE-122
CVESeverityScorePublishedSummary
CVE-2026-10747Critical10.02026-09-18IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol mes…
CVE-2025-23123Critical10.02025-05-19A malicious actor with access to the management network could execute a remote code execution (RCE) by exploiting a heap buffer overflow vulnerability in the U…
CVE-2023-45318Critical10.02024-02-20A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004. A specially crafted network p…
CVE-2022-34819Critical10.02022-07-12A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All…
CVE-2021-21940Critical10.02021-10-12A heap-based buffer overflow vulnerability exists in the pushMuxer processRtspInfo functionality of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted network…
CVE-2021-34770Critical10.02021-09-23A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family…
CVE-2026-10858Critical9.92026-09-18IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a…
CVE-2026-44050Critical9.92026-05-21A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote authenticated attacker to execute arbitrary…
CVE-2026-94127Critical9.82026-09-22When a BIG-IP APM access policy and an OAuth profile are configured on a virtual server, specific malicious traffic can lead to remote code execution (RCE). Th…
CVE-2016-15059Critical9.82026-09-22Net::IDN::Punycode versions before 2.301 for Perl allow a heap buffer overflow via unchecked writes past the output buffer in encode_punycode. The XS backend…
CVE-2026-58264Critical9.82026-09-18FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 1.1.2 until 2.5.6, the FluidSynth command handler accepts a pitch_bend_range…
CVE-2026-54627Critical9.82026-09-17SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. In 0.9.10 and earlier, psd_private_sail_…
CVE-2026-54626Critical9.82026-09-17SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. In 0.9.10 and earlier, the TGA_INDEXED_R…
CVE-2026-91106Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91105Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91104Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91098Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-82717Critical9.82026-09-16In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in that can progressively corrupt heap memory and under certain systems and compila…
CVE-2026-81642Critical9.82026-09-16In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in the DNSSEC validator that enables denial of service and possible remote code exe…
CVE-2026-39919Critical9.82026-09-15Ghostscript before 10.08.0 contains a heap-based buffer overflow vulnerability in the JPEG 2000 output adapter (base/sjpx_openjpeg.c) that allows attackers to…
All CVEs classified under CWE-122 — newest first (page 1 of 33)
CVESeverityScorePublishedSummary
CVE-2026-1065472026-10-06A heap-based buffer overflow in H5VM_array_fill() in src/H5VM.c in HDF5 before 2.2.0 lets a remote attacker cause an application crash and possibly execute arb…
CVE-2026-1062922026-10-06Buffer overflow in Fonts in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to potentially execute arbi…
CVE-2026-1062472026-10-06Buffer overflow in ANGLE in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to potentially execute arbi…
CVE-2026-105842Medium6.42026-10-06lrzsz before 0.13.0 contains a heap-based buffer overflow vulnerability in procheader() of the lrz receive utility when copying overlong sender-supplied filena…
CVE-2026-758182026-10-06GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer…
CVE-2026-58835High8.82026-10-05In cfg2prop of btif_storage.cc, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to remote code execution with no additio…
CVE-2026-103631High8.82026-10-02Buffer overflow in WebRTC in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML pag…
CVE-2026-836322026-10-02Allocation of resources without limits or throttling, Integer overflow or wraparound, Heap-based buffer overflow vulnerability in Apache Thrift. This issue…
CVE-2026-911352026-10-02Heap-based buffer overflow vulnerability in Apache Thrift C++ THeaderTransport. When an application enables the ZLIB transform for the frames it sends, THea…
CVE-2026-14316High8.12026-10-01The revoked-key error path builds a human-readable failure reason using sprintf() into a heap buffer. The allocated buffer is too small for the final formatted…
CVE-2026-1012832026-09-30iperf3 3.20–3.21 (esnet/iperf) has a pre-auth heap buffer overflow in decrypt_rsa_message(): a 256-byte RSA buffer is BIO_read with the attacker-controlled cip…
CVE-2026-103242High7.12026-09-30A heap-based buffer overflow flaw was found in rpm. RPMTAG_FILESIGNATURES in a crafted, unsigned RPM package's main header is declared with the wrong header ty…
CVE-2026-102331Critical9.62026-09-29Buffer overflow in ANGLE in Google Chrome on on Android prior to 154.0.8037.92 allowed a remote attacker to potentially execute arbitrary code outside the sand…
CVE-2026-95350Critical9.62026-09-29Buffer overflow in ANGLE in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to execute arbitrary code outside the sandbox via a cr…
CVE-2026-95349Critical9.62026-09-29Buffer overflow in WebGL in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to potentially execute arbitrary code outside the sand…
CVE-2026-95318Critical9.62026-09-29Buffer overflow in Video in Google Chrome prior to 154.0.8037.57 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a craf…
CVE-2026-95284Critical9.62026-09-29Buffer overflow in ANGLE in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to execute arbitrary code outside the sandbox via a cr…
CVE-2026-95283Critical9.62026-09-29Buffer overflow in Tint in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to potentially execute arbitrary code outside the sandb…
CVE-2026-95281Critical9.62026-09-29Buffer overflow in ANGLE in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to execute arbitrary code outside the sandbox via a cr…
CVE-2026-92368High7.82026-09-29TeamViewer Full Client and Host for Linux and macOS prior version 15.82 contain a heap-based buffer overflow vulnerability in the processing of .tvs session re…
CVE-2026-96423Medium5.52026-09-29X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-96417Medium5.52026-09-29RF4CE protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-96416Medium5.52026-09-29IEEE 802.11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-95393Medium4.72026-09-29CSN.1 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-95389High8.12026-09-29SCTP protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-95388Medium5.52026-09-29Sharkd utility crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-95387High8.12026-09-29SPDY protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
CVE-2026-92842Medium5.92026-09-25The convert.base64-encode, convert.quoted-printable-encode and convert.quoted-printable-decode stream filters accept a line-break-chars option whose length is…
CVE-2026-91767Medium6.52026-09-25php_openssl_matches_wildcard_name() in ext/openssl/xp_ssl.c underflows the length argument passed to memchr() when a TLS server certificate presents a wildcard…
CVE-2025-1218Low3.42026-09-25The mysqlnd wire protocol parser reads fields out of server packets before checking that the packet still holds enough bytes for them. A malicious or compromis…
CVE-2026-88386Medium5.52026-09-24libsndfile 1.2.2 contains a misaligned memory access issue in psf_binheader_readf() while parsing WAV fmt chunks. A specially crafted WAV file can cause the fu…
CVE-2026-88370Medium5.32026-09-24libconfini 1.16.4 contains a heap out-of-bounds write condition involving the bundled load_ini_buffer.h utility and strip_ini_cache(). The bundled utility allo…
CVE-2026-971522026-09-24Nanomsg versions 0.5-beta through 1.x before 1.2.3 has a remotely exploitable buffer overflow in the WebSocket transport, due to an unchecked copy of the Sec-W…
CVE-2026-70125High8.82026-09-23Microsoft Office Outlook Remote Code Execution Vulnerability
CVE-2026-86926High7.82026-09-23A heap buffer overflow vulnerability in the FileMaker Server database engine block parsing routine allowed a maliciously crafted .fmp12 database file to cause…
CVE-2026-75665High7.82026-09-22Bridge is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation…
CVE-2026-75649High7.82026-09-22Bridge is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation…
CVE-2026-184572026-09-22Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Buffers. This issue affects Connext Professional: from 7…
CVE-2026-94127Critical9.82026-09-22When a BIG-IP APM access policy and an OAuth profile are configured on a virtual server, specific malicious traffic can lead to remote code execution (RCE). Th…
CVE-2016-15059Critical9.82026-09-22Net::IDN::Punycode versions before 2.301 for Perl allow a heap buffer overflow via unchecked writes past the output buffer in encode_punycode. The XS backend…
CVE-2026-94424High8.82026-09-21A vulnerability has been found in Moore Threads MTT S80 Driver Package up to 340.150. Impacted is the function sub_140001000 in the library mtdispkm64.sys of t…
CVE-2026-888072026-09-21A heap overflow in libXrender before 0.9.13 in RenderQueryPictFormats could be used by malicious X servers to inject code into attached X clients.
CVE-2026-88806High7.52026-09-21A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the key_sym_map.
CVE-2026-93962High8.32026-09-20A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1. The impacted element is the function shm_malloc of the file src/modules/cdp/rece…
CVE-2026-63451Low3.32026-09-18Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, a locally supplie…
CVE-2026-61721High8.02026-09-18FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.5.0 until 2.5.6, the native DLS loader assigns file-controlled wsmp.loop_s…
CVE-2026-61714High7.82026-09-18FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.2.4 until 2.5.6, configuring synth.midi-channels above 16 allows the MIDI…
CVE-2026-58264Critical9.82026-09-18FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 1.1.2 until 2.5.6, the FluidSynth command handler accepts a pitch_bend_range…
CVE-2026-57226Low3.72026-09-18Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.17 and 8.0.6, HTTP SWF decom…
CVE-2026-11727High8.12026-09-18IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 IBM MQ C client could allow a remote attacker to cause a denial of service or potentially execute arbitrary code…
CVE-2026-11716High7.52026-09-18IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code during q…
CVE-2026-75893High7.52026-09-18In osmo-bsc from 1.0.1 through 1.14.1 a heap based buffer overflow issue was found in the ipaccess_proxy_read_msg()  function via IPA frame lengths.
CVE-2026-773962026-09-18PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/avi_player.c us…
CVE-2026-555562026-09-18Rsyslog is a rocket-fast system for log processing. From 8.2110.0 until 8.2604.0, the optional imhttp module's parse_auth_header function in contrib/imhttp/imh…
CVE-2026-46655High7.82026-09-18virtio-win provides Windows paravirtualized drivers for QEMU and KVM. From mm210 until mm320, the Viosock driver permits a low-privilege local process to submi…
CVE-2026-75883Medium6.82026-09-18The code in pppd that formats a response to a PEAP Request packet in peap_response() copies an entire TLS record of up to 16384 bytes into the fixed global buf…
CVE-2026-67549High7.62026-09-18OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.1.16.0, A crafted…
CVE-2026-63422High7.82026-09-18OpenImageIO is a toolset for reading, writing, and manipulating image files of any image file format relevant to VFX / animation. Prior to 3.0.21.0, 3.1.16.0…
CVE-2026-11381High8.82026-09-18IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to improper validation of message distribut…
CVE-2026-11375High8.82026-09-18IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a stack buffer overflow when processing…
CVE-2026-10858Critical9.92026-09-18IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a…
CVE-2026-10747Critical10.02026-09-18IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol mes…
CVE-2026-10744High7.52026-09-18IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to an i…
CVE-2026-10575High8.82026-09-18IBM MQ could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to a heap buffer overflow when processing MQPU…
CVE-2026-93381High8.82026-09-17Buffer overflow in PDFium in Google Chrome on on Windows prior to 153.0.8010.52 allowed a remote attacker leveraging social engineering to potentially execute…
CVE-2026-54627Critical9.82026-09-17SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. In 0.9.10 and earlier, psd_private_sail_…
CVE-2026-54626Critical9.82026-09-17SAIL is a cross-platform library for loading and saving images with support for animation, metadata, and ICC profiles. In 0.9.10 and earlier, the TGA_INDEXED_R…
CVE-2026-44236High7.12026-09-17rabbitmq-c is a C-language AMQP client library for RabbitMQ. Prior to 0.16.0, a malicious AMQP server can send an undersized connection.tune.frame_max value du…
CVE-2026-81477High7.22026-09-17Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A high privileged attacker with remote a…
CVE-2026-81474High7.82026-09-17Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A low privileged attacker with local acc…
CVE-2026-91106Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91105Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91104Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-91098Critical9.82026-09-16HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentia…
CVE-2026-92399High7.32026-09-16A vulnerability was determined in GPAC 26.07.0. This affects the function rmt_client_handle_ws_frame of the file src/utils/rmt_ws.c of the component WebSocket…
CVE-2026-89028High7.52026-09-16MikroTik RouterOS before 7.24 contains a heap memory corruption vulnerability in the userspace SMB daemon that allows remote attackers to corrupt adjacent heap…
CVE-2026-82717Critical9.82026-09-16In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in that can progressively corrupt heap memory and under certain systems and compila…
CVE-2026-81642Critical9.82026-09-16In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in the DNSSEC validator that enables denial of service and possible remote code exe…
CVE-2026-81634High7.52026-09-16In NLnet Labs Unbound up to and including 1.26.0, a 255 length query name with a large TCP response can lead to a heap buffer overflow during the RRSet canonic…
CVE-2026-69486High8.82026-09-15Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
CVE-2026-58679High8.42026-09-15In gf_ta_test_set_config of gf_ta_test.c, there is a possible heap buffer overflow due to a logic error in the code. This could lead to local escalation of pri…
CVE-2026-56967High8.02026-09-15In Cellular Modem, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with no…
CVE-2026-55323High7.82026-09-15In gf_base_update_finger_base of gf_base.c, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to local escalation of privi…
CVE-2026-19781High7.82026-09-15Ashlar-Vellum Cobalt VS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbi…
CVE-2026-0200High8.82026-09-15In Cellular Modem, there is a possible out-of-bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege with no additional…
CVE-2026-91964High8.82026-09-15FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in nego_send_negotiation_request when processing Server Redirection PDU messages with attac…
CVE-2026-90439Medium6.52026-09-15NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_v3_module module. When using HTTP/3 with OpenSSL versions <= OpenSSL 3.5.0 under certain…
CVE-2026-39919Critical9.82026-09-15Ghostscript before 10.08.0 contains a heap-based buffer overflow vulnerability in the JPEG 2000 output adapter (base/sjpx_openjpeg.c) that allows attackers to…
CVE-2026-91088Medium4.82026-09-15A vulnerability has been found in GPAC up to f1219cde. This issue affects the function gf_url_concatenate_ex of the file utils/url.c of the component URL Handl…
CVE-2026-91086Medium6.32026-09-15A security vulnerability has been detected in GPAC up to f1219cde. Affected by this issue is the function mpgviddmx_process of the file filters/reframe_mpgvid…
CVE-2026-86870Medium6.52026-09-14A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27…
CVE-2026-84510Medium6.52026-09-14A heap buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27…
CVE-2026-545592026-09-14PocketSphinx is a small speech recognizer. Prior to 5.1.1, the trie language-model loaders in src/lm/ngram_model_trie.c do not adequately validate boundary con…
CVE-2026-19499High7.72026-09-14Calling strfmon and strfmon_l in the GNU C Library version 2.38 to 2.44 can write past the end of the caller-supplied output buffer when a conversion uses righ…
CVE-2026-90682Medium5.32026-09-14A security vulnerability has been detected in Matthias-Wandel jhead up to 3.3. This impacts the function ProcessGpsInfo of the file gpsinfo.c of the component…
CVE-2026-23788Medium4.22026-09-14An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, and 1380. A heap overflow in the Exynos DRM HDR driver (due to improper buffer si…
CVE-2025-64031Low2.52026-09-14libarchive 3.8.x before 3.8.2 has a strcpy heap-based buffer overflow in the gzip writer via the original-filename field to archive_compressor_gzip_open in arc…
CVE-2026-90577Medium5.32026-09-13A vulnerability was detected in GPAC up to f1219cde. Affected by this vulnerability is the function gf_node_get_field of the file scenegraph/base_scenegraph.c…
CVE-2026-90556High7.82026-09-12Freeciv versions before 3.2.6 contain a heap buffer overflow in worklist_load() when processing savegame files with declared worklist lengths exceeding the fix…
CVE-2026-54241High7.42026-09-11libde265 is an open source implementation of the h.265 video codec. Versions prior to 1.1.1 use signed 32-bit arithmetic to calculate the sample adaptive offse…