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Vulnerabilities

Vulnerability · CVE-2020-29361

An issue was discovered in p11-kit 0.21.1 through 0.23.21.

Published Dec 16, 2020 · catalog updated Oct 14, 2026 · p11-kit project

Check if you run it

No confirmed exploitation is on record for CVE-2020-29361. EPSS is 3.47%. Act only if a listed version of p11-kit project is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
3.47%
Remediation
Advisory link
Affected products
cpe debian/debian linux · cpe p11-kit project/p11-kit

An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit library and the p11-kit list command, where overflow checks are missing before calling realloc or calloc.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe debian/debian linux10.0
  • cpe debian/debian linux9.0
  • cpe p11-kit project/p11-kitversion unspecified

How to fix CVE-2020-29361

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2020-29361. EPSS is 3.47%. Act only if a listed version of p11-kit project is installed.

Which versions are affected?

Compare what you have installed with debian/debian linux 10.0; debian/debian linux 9.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-190: Integer Overflow. EPSS 3.47%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 16, 2020 · NIST NVD

    Detected

    An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit library and the p11-kit list command, where overflow checks are missing before calling realloc or calloc.

  2. Oct 14, 2026 · NIST NVD

    Updated

    An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit library and the p11-kit list command, where overflow checks are missing before calling realloc or calloc.

Sources

  • CVE.orgVulnerability recordCVE-2020-29361

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-29361

    30-day exploitation probability 3.5%

    first.org
  • NIST NVDVulnerability recordCVE-2020-29361

    An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit library and the p11-kit list command, where overflow checks are missing before calling realloc or calloc.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.