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CVE-2020-29361

Published: 16 December 2020

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.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
p11-kit
Launchpad, Ubuntu, Debian
bionic
Released (0.23.9-2ubuntu0.1)
focal
Released (0.23.20-1ubuntu0.1)
groovy
Released (0.23.21-2ubuntu0.1)
upstream
Released (0.23.22-1)
trusty
Released (0.20.2-2ubuntu2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
xenial
Released (0.23.2-5~ubuntu16.04.2)
hirsute
Released (0.23.22-1)
Patches:
upstream: https://github.com/p11-glue/p11-kit/commit/5307a1d21a50cacd06f471a873a018d23ba4b963 (0.23.22)
upstream: https://github.com/p11-glue/p11-kit/commit/bd670b1d4984b27d6a397b9ddafaf89ab26e4e7f (0.23.22)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H