Use After Free Affecting torvalds/linux package, versions [5.12-rc3,5.14-rc7)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.15% (52nd percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3152138
  • published1 Dec 2022
  • disclosed1 Dec 2022
  • creditUnknown

Introduced: 1 Dec 2022

CVE-2022-1043  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.14-rc7 or higher.

Overview

Affected versions of this package are vulnerable to Use After Free in the io_register_personality() function in fs/io_uring.c, which allows attackers to escalate privileges.

References

CVSS Scores

version 3.1