CVE-2020-29362

Published: 16 December 2020

An issue was discovered in p11-kit 0.21.1 through 0.23.21. A heap-based buffer over-read has been discovered in the RPC protocol used by thep11-kit server/remote commands and the client library. When the remote entity supplies a byte array through a serialized PKCS#11 function call, the receiving entity may allow the reading of up to 4 bytes of memory past the heap allocation.

Priority

Medium

CVSS 3 base score: 5.3

Status

Package Release Status
p11-kit
Launchpad, Ubuntu, Debian
Upstream
Released (0.23.22-1)
Ubuntu 21.04 (Hirsute Hippo)
Released (0.23.22-1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (0.23.20-1ubuntu0.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (0.23.9-2ubuntu0.1)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (0.23.2-5~ubuntu16.04.2)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: https://github.com/p11-glue/p11-kit/commit/bda2f543ff8e0195c90e849379ef1585d00677bc (0.23.22)