CVE-2023-54035 Affecting libperf package, versions <0:5.14.0-427.13.1.el9_4


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.03% (7th percentile)

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  • Snyk IDSNYK-RHEL9-LIBPERF-15894049
  • published5 Apr 2026
  • disclosed24 Dec 2025

Introduced: 24 Dec 2025

CVE-2023-54035  (opens in a new tab)

How to fix?

Upgrade RHEL:9 libperf to version 0:5.14.0-427.13.1.el9_4 or higher.
This issue was patched in RHSA-2024:2394.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libperf package and not the libperf package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_tables: fix underflow in chain reference counter

Set element addition error path decrements reference counter on chains twice: once on element release and again via nft_data_release().

Then, d6b478666ffa ("netfilter: nf_tables: fix underflow in object reference counter") incorrectly fixed this by removing the stateful object reference count decrement.

Restore the stateful object decrement as in b91d90368837 ("netfilter: nf_tables: fix leaking object reference count") and let nft_data_release() decrement the chain reference counter, so this is done only once.

CVSS Base Scores

version 3.1