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Vulnerability · Published Dec 16, 2021 · Assigned by mitre

CVE-2021-45095

Medium 5.5

In plain English

A medium-severity security flaw in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.4%top 69.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

pep_sock_accept in net/phonet/pep.c in the Linux kernel through 5.15.8 has a refcount leak.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.15.15-1DEBIAN-CVE-2021-45095
Debian:13linux5.15.15-1DEBIAN-CVE-2021-45095
Debian:14linux5.15.15-1DEBIAN-CVE-2021-45095
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2021-45095
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2021-45095
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2021-45095

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References