Use After Free Affecting linux-5.10 package, versions <5.10.197-1~deb10u1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-DEBIAN10-LINUX510-6010502
  • published4 Aug 2023
  • disclosed7 Aug 2023

Introduced: 4 Aug 2023

CVE-2023-4147  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:10 linux-5.10 to version 5.10.197-1~deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-5.10 package and not the linux-5.10 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS Scores

version 3.1