Red Hat Security Advisory: sssd security update

Fixed packages 57

Vulnerabilities 2

• High 8.8
  CVE-2026-14474

  Sssd: sssd: sudo ldap provider searches entire directory tree for sudorole objects by default, enabling privilege escalation

  A flaw was found in SSSD's LDAP sudo provider. When the ldap_sudo_search_base option is not explicitly configured, SSSD searches the entire LDAP directory tree for sudoRole objects. An authenticated attacker with write access to any subtree can inject a sudoR…

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu
  Jul 7, 2026
• High 8.0
  CVE-2026-14476

  Sssd: sssd: gpo cache path traversal via unsanitized gpcfilesyspath allows kerberos authentication bypass

  A path traversal flaw was found in SSSD's AD GPO provider. The ad_gpo_extract_smb_components() function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cach…

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 6 Linux Debian Ubuntu
  Jul 7, 2026

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2496556
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2496581
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_41937.json
• report
  https://access.redhat.com/security/cve/CVE-2026-14474
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-14474
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-14474
• report
  https://access.redhat.com/security/cve/CVE-2026-14476
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-14476
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-14476