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Vulnerability · Published Dec 16, 2020 · Assigned by mitre

CVE-2020-29362

Medium 5.3

In plain English

A medium-severity security flaw in the p11-kit package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.3Medium
Exploit odds (30 days)2.3%top 16.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8p11-kit0.23.22-1.el8ALSA-2021:1609
AlmaLinux:8p11-kit-devel0.23.22-1.el8ALSA-2021:1609
AlmaLinux:8p11-kit-server0.23.22-1.el8ALSA-2021:1609
AlmaLinux:8p11-kit-trust0.23.22-1.el8ALSA-2021:1609
Alpine:v3.20p11-kit0.23.22-r0ALPINE-CVE-2020-29362
Alpine:v3.21p11-kit0.23.22-r0ALPINE-CVE-2020-29362
Alpine:v3.22p11-kit0.23.22-r0ALPINE-CVE-2020-29362
Alpine:v3.23p11-kit0.23.22-r0ALPINE-CVE-2020-29362
Alpine:v3.24p11-kit0.23.22-r0ALPINE-CVE-2020-29362
Debian:12p11-kit0.23.22-1DEBIAN-CVE-2020-29362
Debian:13p11-kit0.23.22-1DEBIAN-CVE-2020-29362
Debian:14p11-kit0.23.22-1DEBIAN-CVE-2020-29362
Rocky Linux:8p11-kit0:0.23.22-1.el8RLSA-2021:1609

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References