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TI-2021-07814 Aliases CVE-2021-25682GHSA-7398-g2qh-pr9p

apport improperly parses /proc/pid/status

Priority LOW 38CWE-20Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

It was discovered that the get_pid_info() function in data/apport did not properly parse the /proc/pid/status file from the kernel.

Why it matters now

EPSS 0.00453 39th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed apport (Canonical): 2.20.1-0ubuntu2.30, 2.20.9-0ubuntu7.23, 2.20.11-0ubuntu27.16 +1

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
Canonicalapport2.20.1 to before 2.20.1-0ubuntu2.30; 2.20.9 to before 2.20.9-0ubuntu7.23; 2.20.11-0ubuntu27 to before 2.20.11-0ubuntu27.16; 2.20.11-0ubuntu50 to before 2.20.11-0ubuntu50.52.20.1-0ubuntu2.30, 2.20.9-0ubuntu7.23, 2.20.11-0ubuntu27.16, 2.20.11-0ubuntu50.5Patch availableCNA
  • apport VendorCanonical Affected 2.20.1 to before 2.20.1-0ubuntu2.30; 2.20.9 to before 2.20.9-0ubuntu7.23; 2.20.11-0ubuntu27 to before 2.20.11-0ubuntu27.16; 2.20.11-0ubuntu50 to before 2.20.11-0ubuntu50.5 Fixed in 2.20.1-0ubuntu2.30, 2.20.9-0ubuntu7.23, 2.20.11-0ubuntu27.16, 2.20.11-0ubuntu50.5 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:*2.20.1-0ubuntu1 to before 2.20.1-0ubuntu2.30; 2.20.9-0ubuntu1 to before 2.20.9-0ubuntu7.23; 2.20.11-0ubuntu27 to before 2.20.11-0ubuntu27.16; 2.20.11-0ubuntu50 to before 2.20.11-0ubuntu50.5VulnerableCanonical
  • cpe:2.3:a:canonical:apport:*:*:*:*:*:*:*:* Versions 2.20.1-0ubuntu1 to before 2.20.1-0ubuntu2.30; 2.20.9-0ubuntu1 to before 2.20.9-0ubuntu7.23; 2.20.11-0ubuntu27 to before 2.20.11-0ubuntu27.16; 2.20.11-0ubuntu50 to before 2.20.11-0ubuntu50.5 Vulnerable ·Canonical

Remediation

  • Fix · CNA apport (Canonical) Fixed in 2.20.1-0ubuntu2.30, 2.20.9-0ubuntu7.23, 2.20.11-0ubuntu27.16, 2.20.11-0ubuntu50.5

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Canonical apport 2.20.1-0ubuntu2.30, 2.20.11-0ubuntu27.16 and 2 more versions

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2021-07816 apport can be stalled by reading a FIFOPriority LOW 39
    • TI-2021-07815 apport improperly parses /proc/pid/statPriority LOW 38
    Show all 3 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-25682
  2. 2026-10-03 Alias added: GHSA-7398-g2qh-pr9p

References

Exploit 1

  • TI-2025-04530 Race Condition in Canonical Apport CVSS 3.1MEDIUM 4.7
  • TI-2020-09600 gdbus setgid privilege escalation CVSS 3.1LOW 3.1
  • TI-2025-04908 Ubuntu Apport Insecure File Permissions Vulnerability CVSS 4.0LOW 1.9
  • TI-2022-11298 Users can consume unlimited disk space in /var/crash CVSS 3.1HIGH 7.5
  • TI-2021-07816 apport can be stalled by reading a FIFO CVSS 3.1HIGH 8.8
  • TI-2023-01253 local privilege escalation in apport-cli CVSS 3.1HIGH 7.8
See all 16 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences