Systemd_project Systemd

55 CVEs affecting Systemd_project Systemd. Latest disclosed: 2026-04-10. Critical: 4, High: 16.

Top CVEs affecting Systemd_project Systemd
CVESeverityScorePublishedSummary
CVE-2022-2526Critical9.82022-09-09A use-after-free vulnerability was found in systemd. This issue occurs due to the on_stream_io() function and dns_stream_complete() function in 'resolved-dns-s…
CVE-2018-21029Critical9.82019-10-30systemd 239 through 245 accepts any certificate signed by a trusted certificate authority for DNS Over TLS. Server Name Indication (SNI) is not sent, and there…
CVE-2015-7510Critical9.82017-09-25Stack-based buffer overflow in the getpwnam and getgrnam functions of the NSS module nss-mymachines in systemd.
CVE-2017-1000082Critical9.82017-07-07systemd v233 and earlier fails to safely parse usernames starting with a numeric digit (e.g. "0day"), running the service in question with root privileges rath…
CVE-2018-15688High8.82018-10-26A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases…
CVE-2023-26604High7.82023-03-03systemd before 247 does not adequately block local privilege escalation for some Sudo configurations, e.g., plausible sudoers files in which the "systemctl sta…
CVE-2020-1712High7.82020-03-31A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages…
CVE-2019-3844High7.82019-04-26It was discovered that a systemd service that uses DynamicUser property can get new privileges through the execution of SUID binaries, which would allow to cre…
CVE-2019-3843High7.82019-04-26It was discovered that a systemd service that uses DynamicUser property can create a SUID/SGID binary that would be allowed to run as the transient service UID…
CVE-2018-16865High7.82019-01-11An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when many entrie…
CVE-2018-16864High7.82019-01-11An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when a program w…
CVE-2018-15686High7.82018-10-26A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to i…
CVE-2018-6954High7.82018-02-13systemd-tmpfiles in systemd through 237 mishandles symlinks present in non-terminal path components, which allows local users to obtain ownership of arbitrary…
CVE-2017-18078High7.82018-01-29systemd-tmpfiles in systemd before 237 attempts to support ownership/permission changes on hardlinked files even if the fs.protected_hardlinks sysctl is turned…
CVE-2016-10156High7.82017-01-23A flaw in systemd v228 in /src/basic/fs-util.c caused world writable suid files to be created when using the systemd timers features, allowing local attackers…
CVE-2017-15908High7.52017-10-26In systemd 223 through 235, a remote DNS server can respond with a custom crafted DNS NSEC resource record to trigger an infinite loop in the dns_packet_read_t…
CVE-2017-9445High7.52017-06-28In systemd through 233, certain sizes passed to dns_packet_new in systemd-resolved can cause it to allocate a buffer that's too small. A malicious DNS server c…
CVE-2017-9217High7.52017-05-24systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.
CVE-2019-3842High7.02019-04-09In systemd before v242-rc4, it was discovered that pam_systemd does not properly sanitize the environment before using the XDG_SEAT variable. It is possible fo…
CVE-2018-15687High7.02018-10-26A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd v…