Improper Synchronization Affecting python-perf package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-CENTOS7-PYTHONPERF-8017986
  • published17 Sept 2024
  • disclosed13 Sept 2024

Introduced: 13 Sep 2024

CVE-2024-46713  (opens in a new tab)
CWE-662  (opens in a new tab)
First added by Snyk

How to fix?

There is no fixed version for Centos:7 python-perf.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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

perf/aux: Fix AUX buffer serialization

Ole reported that event->mmap_mutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it.

Note that in the lock order comment the perf_event::mmap_mutex order was already wrong, that is, it nesting under mmap_lock is not new with this patch.

CVSS Scores

version 3.1