Out-of-bounds Write Affecting torvalds/linux package, versions [,5.4.12)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.12% (32nd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005414
  • published26 Jan 2022
  • disclosed8 Apr 2020
  • creditUnknown

Introduced: 8 Apr 2020

CVE-2019-20636  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.4.12 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write. In the Linux kernel before 5.4.12, drivers/input/input.c has out-of-bounds writes via a crafted keycode table, as demonstrated by input_set_keycode, aka CID-cb222aed03d7.

CVSS Base Scores

version 3.1