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OpenAdvisories
Medium RHSA-2026:51134 1 CVE

Red Hat Security Advisory: systemd security, bug fix, and enhancement update

Published Aug 7, 2026 · Updated Oct 15, 2026

Ecosystem: Red Hat

Fixed packages 35

ReleasePackageFixed in
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-boot-unsigned-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-container-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-debugsource 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-devel 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-journal-remote 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-journal-remote-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-libs-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-oomd-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-pam-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-resolved-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-standalone-sysusers-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-standalone-tmpfiles-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream systemd-udev-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos rhel-net-naming-sysattrs 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-boot-unsigned-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-container 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-container-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-debugsource 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-journal-remote-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-libs 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-libs-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-oomd 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-oomd-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-pam 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-pam-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-resolved 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-resolved-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-rpm-macros 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-standalone-sysusers-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-standalone-tmpfiles-debuginfo 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-udev 0:252-32.el9_4.11
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::baseos systemd-udev-debuginfo 0:252-32.el9_4.11

Vulnerabilities 1

  • Medium 5.5
    CVE-2026-29111

    systemd: Local unprivileged user can trigger an assert

    systemd, a system and service manager, (as PID 1) hits an assert and freezes execution when an unprivileged IPC API call is made with spurious data. On version v249 and older the effect is not an assert, but stack overwriting, with the attacker controlled con…

    systemd systemd systemd systemd Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2450505
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_51134.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-29111
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-29111
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-29111
  • article
    https://github.com/systemd/systemd/commit/1d22f706bd04f45f8422e17fbde3f56ece17758a
  • article
    https://github.com/systemd/systemd/commit/20021e7686426052e3a7505425d7e12085feb2a6
  • article
    https://github.com/systemd/systemd/commit/21167006574d6b83813c7596759b474f56562412
  • article
    https://github.com/systemd/systemd/commit/3cee294fe8cf4fa0eff933ab21416d099942cabd
  • article
    https://github.com/systemd/systemd/commit/42aee39107fbdd7db1ccd402a2151822b2805e9f
  • article
    https://github.com/systemd/systemd/commit/54588d2dedff54bfb6036670820650e4ea74628f
  • article
    https://github.com/systemd/systemd/commit/7ac3220213690e8a8d6d2a6e81e43bd1dce01d69
  • article
    https://github.com/systemd/systemd/commit/80acea4ef80a4bb78560ed970c34952299b890d6
  • article
    https://github.com/systemd/systemd/commit/b5fd14693057e5f2c9b4a49603be64ec3608ff6c
  • article
    https://github.com/systemd/systemd/commit/efa6ba2ab625aaa160ac435a09e6482fc63bdbe8
  • article
    https://github.com/systemd/systemd/security/advisories/GHSA-gx6q-6f99-m764