Race Condition Affecting torvalds/linux package, versions [,5.7.11)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3006665
  • published26 Jan 2022
  • disclosed28 Nov 2020
  • creditUnknown

Introduced: 28 Nov 2020

CVE-2020-29369  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.7.11 or higher.

Overview

Affected versions of this package are vulnerable to Race Condition. An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe.

References

CVSS Base Scores

version 3.1