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CVE-2026-84410VulnerabilityPublished Updated

In apport before 2.37.0, an improper privilege management vulnerability allows an unprivileged local attacker to gain

Affects apportSource GCVE Database

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Authoritative record:CVE-2026-84410· High 7.3

Not known to be exploited · CVSS 7.3 High · fixed in 2.37.0 : patch apport soon.

Data as of 12 Nov 2026, 20:32 UTC

CVSS 4.0 base score
7.3High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (canonical)CVSS 4.07.3
Patch
Available – fixed in 2.37.0
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 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 12 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10apportpkg:deb/ubuntu/apport?arch=source&distro=stonkingOther threatsAffected
  • 2.34.0-0ubuntu2 – 2.36.0-0ubuntu1
4 affected builds
Fixed in–
Ubuntu 26.04 LTSapportpkg:deb/ubuntu/apport?arch=source&distro=resoluteOther threatsAffected
  • 2.33.1-0ubuntu3 – 2.34.1-0ubuntu0.1
8 affected builds
Fixed in–
Ubuntu 24.04 LTSapportpkg:deb/ubuntu/apport?arch=source&distro=nobleOther threatsAffected
  • 2.27.0-0ubuntu5 – 2.28.3-0ubuntu0.1
15 affected builds
Fixed in–
Ubuntu 22.04 LTSapportpkg:deb/ubuntu/apport?arch=source&distro=jammyOther threatsAffected
  • 2.20.11-0ubuntu70 – 2.20.11-0ubuntu82.10
21 affected builds
Fixed in–
Ubuntu 20.04 LTSapportpkg:deb/ubuntu/apport?arch=source&distro=focalOther threatsAffected
  • 2.20.11-0ubuntu8 – 2.20.11-0ubuntu27.31
41 affected builds
Fixed in–
Ubuntu Pro 18.04 LTSapportpkg:deb/ubuntu/apport?arch=source&distro=esm-infra/bionicOther threatsAffected
  • 2.20.7-0ubuntu3 – 2.20.9-0ubuntu7.29+esm4
49 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in apport version 2.37.0 and later. Systems should be updated to apport 2.37.0 or newer to remediate this vulnerability. Until patched, disabling automatic crash reporting or restricting write permissions to /var/crash may reduce exposure.

Description

An improper privilege management vulnerability in apport before version 2.37.0 allows an unprivileged local attacker to gain root privileges on systems with automatic crash reporting enabled. The vulnerability arises because the crash report processing pipeline runs as root and executes ldd on attacker-controlled crash files in the world-writable /var/crash directory. This leads to arbitrary code execution with root privileges via a malicious audit module specified by the ELF DT_AUDIT tag.

References

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