Incomplete Cleanup Affecting torvalds/linux package, versions [3.6,5.16-rc3)


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-2935895
  • published26 Jun 2022
  • disclosed26 Jun 2022
  • creditUnknown

Introduced: 26 Jun 2022

CVE-2021-4002  (opens in a new tab)
CWE-459  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.16-rc3 or higher.

Overview

Affected versions of this package are vulnerable to Incomplete Cleanup due to a missing TLB flush when unmapping a page of PMDs is performed by clearing a PUD.

CVSS Base Scores

version 3.1