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VulnerabilityPublished

CVE-2026-110331: Red Hat Enterprise Linux 7 · Missing Authorization

Affects Red Hat Enterprise Linux 7Source CVE Database V5

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Mentioned vulnerabilities

Not known to be exploited · CVSS 7.8 High.

Data as of 13 Nov 2026, 21:54 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.17.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat Enterprise Linux 6abrtAffected–Fixed in–
Red Hat Enterprise Linux 7abrtAffected–Fixed in–
Red Hat Enterprise Linux 8abrtAffected–Fixed in–

AI-suggested

Red Hat advises disabling or removing ABRT services if they are not required using systemctl commands to stop and disable abrtd.service, abrt-journal-core.service, abrt-oops.service, and abrt-xorg.service. Additionally, restrict local interactive user access on systems where ABRT remains installed. Note that abrt-dbus remains activatable via D-Bus even if abrtd is stopped. Users should consult the Red Hat advisory for updates and consider applying fixes when available.

Description

CVE-2026-110331 is a vulnerability in the abrt component of Red Hat Enterprise Linux 7 where an incomplete mitigation allows local attackers to bypass authorization checks. The flaw arises because the completeness check only verifies the presence of a "count" element in dump directories, which can be created by unprivileged users. This enables attackers to poison elements or seize ownership of dump directories while privileged ABRT handlers process them. The issue is related to but distinct from previous CVEs CVE-2026-54228 and CVE-2026-54229. Mitigation involves disabling or removing ABRT if not required and restricting local user access.

References

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