Use After Free Affecting python-perf package, versions <0:5.4.17-2011.4.4.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
1.34% (68th percentile)

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  • Snyk IDSNYK-ORACLE7-PYTHONPERF-2575991
  • published10 Apr 2022
  • disclosed12 Dec 2019

Introduced: 12 Dec 2019

CVE-2019-19769  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 python-perf to version 0:5.4.17-2011.4.4.el7uek or higher.
This issue was patched in ELSA-2020-5756.

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 Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

In the Linux kernel 5.3.10, there is a use-after-free (read) in the perf_trace_lock_acquire function (related to include/trace/events/lock.h).

CVSS Base Scores

version 3.1