Gnu

783 CVEs across 129 Gnu products. Browse Gnu vulnerabilities, severities, and proof-of-concept exploits.

Gnu products with known CVEs

ProductCVEs
Binutils276
Glibc166
Libredwg99
Gnutls75
Grub253
Mailman47
Emacs40
Ncurses29
Wget24
Tar19
Bash18
Pspp18
Cpio15
Patch15
Gcc14
Recutils14
Gzip13
Libextractor13
Libtasn113
Coreutils12
Groff11
Libiberty10
Privacy Guard10
Gdb9
Inetutils9
Screen9
Adns8
Mailutils8
Gnump3d7
Cfengine6
Cflow6
Elfutils6
Libidn6
Libmicrohttpd6
Radius6
A2ps5
Enscript5
Gawk5
Libcdio5
Org Mode5
Osip5
Savane5
Sharutils5
Aspell4
Bison4
Chess4
Ed4
Fribidi4
Hurd4
Inet4
Gnu CVEs — newest first (page 1 of 8)
CVESeverityScorePublishedSummary
CVE-2026-713942026-08-10GNU Emacs for Android improperly validates the table header input in sfnt_read_table_directory() in src/sfnt.c. Due to an incorrect comparison variable in the…
CVE-2026-713932026-08-10GNU Emacs for Android is vulnerable to an integer overflow in sfnt_read_name_table() in src/sfnt.c. The function computes an allocation size using a 32-bit len…
CVE-2026-713922026-08-10GNU Emacs for Android is vulnerable to an integer overflow in the sfnt_read_cmap_format_12() function in src/sfnt.c. When processing a crafted TrueType font fi…
CVE-2026-713912026-08-10GNU Emacs for Android contains an off-by-one error in the gvar table parser in src/sfnt.c. The shared-coordinate index boundary check in sfnt_vary_simple_glyph…
CVE-2026-664862026-08-10GNU cpio is vulnerable to improper encoding or escaping of output in its archive member listing functionality. When listing archive members via cpio -it, membe…
CVE-2026-664852026-08-10GNU cpio is vulnerable to an uncontrolled memory allocation in the make_path function at src/makepath.c. The function uses alloca to allocate stack memory base…
CVE-2026-664842026-08-10GNU cpio contains a Path Traversal vulnerability in its tar archive extraction functionality. When extracting a tar archive in copy-in mode with the --no-absol…
CVE-2026-18477Medium4.42026-08-03A TOCTOU (Time-of-Check Time-of-Use) vulnerability in GNU tar's incremental dumpdir 'X' rename handling allows a local attacker with write access to a director…
CVE-2026-563902026-07-29GNU Bison improperly handles grammar‑defined output paths. Grammar directives such as %output and %header allow specifying file paths, which are accepted witho…
CVE-2026-563892026-07-29GNU Bison allows for an execution of an arbitrary program during HTML report generation due to improper handling of grammar-defined configuration variables. A…
CVE-2026-563922026-07-24GNU coreutils unexpand is vulnerable to a heap-based buffer overflow due to an integer overflow during buffer allocation when processing large tab stop (-t) va…
CVE-2026-563912026-07-24GNU coreutils uniq is vulnerable to an out‑of‑bounds read due to incorrect handling of multibyte input when the -w (--check-chars) option is used. The find_fie…
CVE-2026-539102026-07-22diff3 tool from GNU diffutils is vulnerable to a heap‑based buffer overflow due to multiple signed integer overflows in line‑mapping calculations. Incorrect ar…
CVE-2026-40553High7.52026-07-13Buffer overflow vulnerability has been found in "extension/readdir.c" program file of gawk (ftype() routine). This issue could be used to crash the program and…
CVE-2026-40469Critical9.12026-07-13Integer overflow vulnerability has been found in "builtin.c" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata…
CVE-2026-40468Critical9.12026-07-13Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and…
CVE-2026-40467High7.52026-07-13Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in ver…
CVE-2026-15520Medium5.32026-07-13A vulnerability was determined in GNU LibreDWG 0.13.4-154-g0b573035. This impacts the function decompress_R2004_section of the file src/decode.c of the compone…
CVE-2026-15184Low3.32026-07-09A vulnerability was found in GNU LibreDWG up to 0.13.4. The impacted element is the function dwg_next_entity of the file src/dwg.c of the component DWG File Ha…
CVE-2026-15182Medium5.32026-07-09A vulnerability has been found in GNU LibreDWG up to 0.13.4. The affected element is the function dwg_bmp of the file src/dwg.c of the component BMP Image Hand…
CVE-2026-56289Medium5.52026-07-09GNU patch is vulnerable to a denial of service (DoS) due to improper validation of hunk (single block of changes in diff) line offsets in unified-diff input. A…
CVE-2026-56288Medium5.52026-07-09GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file…
CVE-2026-58472Medium5.92026-07-07GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the html_quote_string() function in src/convert.c that allow…
CVE-2026-58471Medium5.92026-07-07GNU Wget through 1.25.0, fixed in commit c2640fe, contains a heap buffer overflow vulnerability in the convert_fname() function within src/url.c that allows re…
CVE-2026-58470Medium5.32026-07-07GNU Wget through 1.25.0, fixed in commit 43d3ba9, contains an integer overflow vulnerability in the parse_content_range() function within src/http.c that allow…
CVE-2026-58469High7.52026-07-07GNU Wget through 1.25.0, fixed in commit 37a40fc, contains a heap buffer underread vulnerability in the clean_metalink_string() function within src/metalink.c…
CVE-2026-41992High7.52026-06-29GNU gzip contains a global buffer overflow vulnerability in the LZH decompression logic caused by improper reuse of shared global state between different decom…
CVE-2026-41991Medium4.72026-06-29GNU gzip contains a vulnerability in the gzexe utility related to insecure temporary file handling. When the mktemp utility is not available in the user’s PATH…
CVE-2026-9155High8.82026-06-25OS Command Injection vulnerability in Rapid7 InsightConnect Sed Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the express…
CVE-2026-9154High7.12026-06-25Arbitrary File Write vulnerability in Rapid7 InsightConnect Sed Plugin on Linux allows authenticated attackers to write attacker-controlled content to arbitrar…
CVE-2026-9153Medium6.52026-06-25Arbitrary File Read vulnerability in Rapid7 InsightConnect Sed Plugin on Linux allows authenticated attackers to read arbitrary files via the expression parame…
CVE-2026-57053Medium4.02026-06-23GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal. The af…
CVE-2026-56968Low3.72026-06-23GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, which could result in memory disclosure via a craf…
CVE-2026-56355Low3.72026-06-20GNU Savannah Administration Savane through 3.17 uses untrusted data as part of authorization.
CVE-2026-9605High7.32026-05-27A flaw has been found in GNU libredwg up to 0.13.4.8160. This issue affects the function bit_read_RC of the file bits.c of the component Dwgbmp Utility. This m…
CVE-2026-9530Low3.32026-05-26A weakness has been identified in GNU LibreDWG up to 0.14. The impacted element is the function read_2004_compressed_section of the file src/decode.c of the co…
CVE-2026-9529Low3.32026-05-26A security flaw has been discovered in GNU LibreDWG up to 0.14. The affected element is the function match_BLOCK_HEADER of the file dwggrep.c of the component…
CVE-2026-9504Low3.32026-05-25A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bit_convert_TU of the file programs/dwggrep.c of the component Dwggrep Util…
CVE-2026-9503Low3.32026-05-25A security flaw has been discovered in GNU LibreDWG up to 0.14. This impacts the function dwg_next_entity of the file src/decode.c of the component DWG File Ha…
CVE-2026-9502Medium5.32026-05-25A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompress_R2004_section of the file src/decode.c of the component Dwgread…
CVE-2026-9501Low3.32026-05-25A vulnerability was determined in GNU LibreDWG up to 0.14. The impacted element is the function decompress_R2004_section of the file src/decode.c of the compon…
CVE-2026-9500Medium5.32026-05-25A vulnerability was found in GNU LibreDWG up to 0.14. The affected element is the function read_2004_compressed_section of the file src/decode.c of the compone…
CVE-2026-48829High7.52026-05-24In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. Thi…
CVE-2026-42009High7.52026-05-18A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security (DTLS) packet reordering logic. The comparator fu…
CVE-2026-42010High7.12026-05-07A flaw was found in gnutls. Servers configured with RSA-PSK (Rivest–Shamir–Adleman – Pre-Shared Key) wrongfully matched usernames containing a NUL character wi…
CVE-2026-3833Medium6.52026-04-30A flaw was found in gnutls. This vulnerability occurs because gnutls performs case-sensitive comparisons of `nameConstraints` labels, specifically for `dNSName…
CVE-2026-3832Low3.72026-04-30A flaw was found in gnutls. A remote attacker could exploit this vulnerability by presenting a specially crafted Online Certificate Status Protocol (OCSP) resp…
CVE-2026-33845High7.52026-04-30A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow during reassembly and…
CVE-2026-1858Medium4.82026-04-29wget2 accepts a server certificate with incorrect Key Usage (KU) or Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated pr…
CVE-2026-6238Medium6.52026-04-28The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.0.1 to version 2.43 fail to validate the RDATA content against th…
CVE-2026-5435High7.32026-04-28The deprecated functions ns_printrrf, ns_printrr and fp_nquery in the GNU C Library version 2.2 and newer fail to enforce the caller-supplied buffer length, an…
CVE-2026-6861Medium6.12026-04-22A flaw was found in GNU Emacs. This vulnerability, a memory corruption issue, occurs when Emacs processes specially crafted SVG (Scalable Vector Graphics) CSS…
CVE-2026-6846High7.82026-04-22A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF (Extended Common Object File Format) object…
CVE-2026-6845Medium5.02026-04-22A flaw was found in binutils, specifically within the `readelf` utility. This vulnerability allows a local attacker to cause a Denial of Service (DoS) by trick…
CVE-2026-6844Medium5.52026-04-22A flaw was found in the `readelf` utility of the binutils package. A local attacker could exploit two Denial of Service (DoS) vulnerabilities by providing a sp…
CVE-2026-6843Medium5.52026-04-22A flaw was found in nano. A local user could exploit a format string vulnerability in the `statusline()` function. By creating a directory with a name containi…
CVE-2026-5928High7.52026-04-20Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte characte…
CVE-2026-5450Critical9.82026-04-20Calling the scanf family of functions with a %mc (malloc'd character match) in the GNU C Library version 2.7 to version 2.43 with a format width specifier with…
CVE-2026-59582026-04-20When sed is invoked with both -i (in-place edit) and --follow-symlinks, the function open_next_file() performs two separate, non-atomic filesystem operations o…
CVE-2026-1584High7.52026-04-09A flaw was found in gnutls. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted ClientHello message with an invali…
CVE-2026-5704Medium5.02026-04-06A flaw was found in tar. A remote attacker could exploit this vulnerability by crafting a malicious archive, leading to hidden file injection with fully attack…
CVE-2026-4046High7.52026-03-30The iconv() function in the GNU C Library versions 2.43 and earlier may crash due to an assertion failure when converting inputs from the IBM1390 or IBM1399 ch…
CVE-2026-4647Medium6.12026-03-23A flaw was found in the GNU Binutils BFD library, a widely used component for handling binary files such as object files and executables. The issue occurs when…
CVE-2026-4438Medium5.42026-03-20Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C library version 2.34 to version…
CVE-2026-4437High7.52026-03-20Calling gethostbyaddr or gethostbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend in the GNU C Library version 2.34 to version…
CVE-2025-69720High7.32026-03-19The infocmp command-line tool in ncurses before 6.5-20251213 has a stack-based buffer overflow in analyze_string in progs/infocmp.c.
CVE-2026-3442Medium6.12026-03-16A flaw was found in GNU Binutils. This vulnerability, a heap-based buffer overflow, specifically an out-of-bounds read, exists in the bfd linker component. An…
CVE-2026-3441Medium6.12026-03-16A flaw was found in GNU Binutils. This heap-based buffer overflow vulnerability, specifically an out-of-bounds read in the bfd linker, allows an attacker to ga…
CVE-2026-32772Low3.42026-03-16telnet in GNU inetutils through 2.7 allows servers to read arbitrary environment variables from clients via NEW_ENVIRON SEND USERVAR.
CVE-2026-32746Critical9.82026-03-13telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check…
CVE-2025-61154Medium6.52026-03-12Heap buffer overflow vulnerability in LibreDWG versions v0.13.3.7571 up to v0.13.3.7835 allows a crafted DWG file to cause a Denial of Service (DoS) via the fu…
CVE-2026-3904Medium6.22026-03-11Calling NSS-backed functions that support caching via nscd may call the nscd client side code and in the GNU C Library version 2.36 under high load on x86_64…
CVE-2025-69648Medium6.22026-03-09GNU Binutils thru 2.45.1 readelf contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF .debug_rnglists data. A logic…
CVE-2025-69647Medium6.22026-03-09GNU Binutils thru 2.45.1 readelf contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF loclists data. A logic flaw i…
CVE-2025-69652Medium6.22026-03-06GNU Binutils thru 2.46 readelf contains a vulnerability that leads to an abort (SIGABRT) when processing a crafted ELF binary with malformed DWARF abbrev or de…
CVE-2025-69650High7.52026-03-06GNU Binutils thru 2.46 readelf contains a double free vulnerability when processing a crafted ELF binary with malformed relocation data. During GOT relocation…
CVE-2025-69649High7.52026-03-06GNU Binutils thru 2.46 readelf contains a null pointer dereference vulnerability when processing a crafted ELF binary with malformed header fields. During relo…
CVE-2025-69651Medium5.52026-03-06GNU Binutils thru 2.46 readelf contains a vulnerability that leads to an invalid pointer free when processing a crafted ELF binary with malformed relocation or…
CVE-2025-69646Medium5.52026-03-06Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug_rnglists data. A logic error in the han…
CVE-2025-69645Medium5.52026-03-06Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug information. A logic error in the handl…
CVE-2025-69644Medium5.02026-03-06An issue was discovered in Binutils before 2.46. The objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed debug i…
CVE-2026-28372High7.42026-02-27telnetd in GNU inetutils through 2.7 allows privilege escalation that can be exploited by abusing systemd service credentials support added to the login(1) imp…
CVE-2026-24061Critical9.82026-01-21telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root" value for the USER environment variable.
CVE-2025-15281High7.52026-01-20Calling wordexp with WRDE_REUSE in conjunction with WRDE_APPEND in the GNU C Library version 2.0 to version 2.42 may cause the interface to return uninitialize…
CVE-2026-0915High7.52026-01-15Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued netw…
CVE-2026-0861High8.42026-01-14Passing too large an alignment to the memalign suite of functions (memalign, posix_memalign, aligned_alloc) in the GNU C Library version 2.30 to 2.42 may resul…
CVE-2025-69195High7.62026-01-09A flaw was found in GNU Wget2. This vulnerability, a stack-based buffer overflow, occurs in the filename sanitization logic when processing attacker-controlled…
CVE-2025-69194High8.82026-01-09A security issue was discovered in GNU Wget2 when handling Metalink documents. The application fails to properly validate file paths provided in Metalink <file…
CVE-2025-13151High7.52026-01-07Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow in asn1_expend_o…
CVE-2025-65409High7.52025-12-30A divide-by-zero in the encryption/decryption routines of GNU Recutils v1.9 allows attackers to cause a Denial of Service (DoS) via inputting an empty value as…
CVE-2025-66866High7.52025-12-29An issue was discovered in function d_abi_tags in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
CVE-2025-66865High7.52025-12-29An issue was discovered in function d_print_comp_inner in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
CVE-2025-66864High7.52025-12-29An issue was discovered in function d_print_comp_inner in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
CVE-2025-66863High7.52025-12-29An issue was discovered in function d_discriminator in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
CVE-2025-66862High7.52025-12-29A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
CVE-2025-66861Low2.52025-12-29An issue was discovered in function d_unqualified_name in file cp-demangle.c in BinUtils 2.26 allowing attackers to cause a denial of service via crafted PE fi…
CVE-2025-61664Medium4.92025-11-18A vulnerability in the GRUB2 bootloader has been identified in the normal module. This flaw, a memory Use After Free issue, occurs because the normal_exit comm…
CVE-2025-61663Medium4.92025-11-18A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service (DoS) risk. This flaw is a Use-after-Fre…
CVE-2025-61662High7.82025-11-18A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registe…
CVE-2025-61661Medium4.82025-11-18A vulnerability has been identified in the GRUB (Grand Unified Bootloader) component. This flaw occurs because the bootloader mishandles string conversion when…