Out-of-Bounds Affecting linux-qemu-6.18 package, versions <6.18.10-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.2% (42nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-LINUXQEMU618-15043689
  • published21 Jan 2026
  • disclosed26 May 2021

Introduced: 26 May 2021

CVE-2020-27815  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Chainguard linux-qemu-6.18 to version 6.18.10-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-qemu-6.18 package and not the linux-qemu-6.18 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVSS Base Scores

version 3.1