Use After Free Affecting torvalds/linux package, versions [,5.4.16)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.09% (28th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3006466
  • published26 Jan 2022
  • disclosed18 Jun 2020
  • creditUnknown

Introduced: 18 Jun 2020

CVE-2020-14416  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.4.16 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free. In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.

References

CVSS Base Scores

version 3.1