CVE-2025-21728 Affecting libperf-debuginfo package, versions <0:5.14.0-611.5.1.el9_7


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.06% (18th percentile)

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  • Snyk IDSNYK-ROCKY9-LIBPERFDEBUGINFO-14132790
  • published27 Nov 2025
  • disclosed27 Feb 2025

Introduced: 27 Feb 2025

CVE-2025-21728  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:9 libperf-debuginfo to version 0:5.14.0-611.5.1.el9_7 or higher.
This issue was patched in RLSA-2025:20518.

NVD Description

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

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

bpf: Send signals asynchronously if !preemptible

BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpf_send_signal() kfunc, it will cause issues because this kfunc can sleep. Change irqs_disabled() to !preemptible().

CVSS Base Scores

version 3.1