Integer overflow in P11-Kit Project
CVE-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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.034 · change: +0.000
Affected products
- P11-Kit Project
- Debian Linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/p11-glue/p11-kit/releases (Third Party Advisory, Release Notes)
- github.com/p11-glue/p11-kit/security/advisories/GHSA-q4r3-hm6m-mvc2 (Third Party Advisory)
- www.debian.org/security/2021/dsa-4822 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/01/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a4508… (mailing-list)
- lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698… (mailing-list)
Frequently asked questions
- What is CVE-2020-29361?
- CVE-2020-29361 is a high-severity vulnerability in P11-Kit Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2020-12-16.
- How severe is CVE-2020-29361?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-29361 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.