Use After Free Affecting torvalds/linux package, versions [,5.3.11)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.3% (53rd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005302
  • published26 Jan 2022
  • disclosed12 Dec 2019
  • creditUnknown

Introduced: 12 Dec 2019

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

How to fix?

Upgrade torvalds/linux to version 5.3.11 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free. 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