NULL Pointer Dereference Affecting torvalds/linux package, versions [,5.12.10)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3004874
  • published26 Jan 2022
  • disclosed8 Aug 2021
  • creditUnknown

Introduced: 8 Aug 2021

CVE-2021-38208  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.12.10 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference net/nfc/llcp_sock.c in the Linux kernel before 5.12.10 allows local unprivileged users to cause a denial of service (NULL pointer dereference and BUG) by making a getsockname call after a certain type of failure of a bind call.

CVSS Base Scores

version 3.1