Information Exposure Affecting torvalds/linux package, versions [,5.4.1)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.03% (9th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005527
  • published26 Jan 2022
  • disclosed27 Nov 2019
  • creditUnknown

Introduced: 27 Nov 2019

CVE-2019-18660  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.4.1 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure. The Linux kernel before 5.4.1 on powerpc allows Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs, aka CID-39e72bf96f58. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c.

References

CVSS Base Scores

version 3.1