CVE-2020-29362: 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.

Overview

Severity
Medium (CVSS 5.3)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Exploit Status
Not Exploited
Patch Tuesday
2020-Dec
Released
2020-12-23
EPSS Score
2.26% (percentile: 80.9%)

Affected Products (1)

Mariner

  • cm1 p11-kit 0.23.22-1 on CBL Mariner 1.0

Revision History

  • 2020-12-23: Information published.