Race Condition Affecting linux-qemu-6.18 package, versions <6.18.10-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.06% (19th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-LINUXQEMU618-15044054
  • published21 Jan 2026
  • disclosed31 Jan 2020

Introduced: 31 Jan 2020

CVE-2019-3016  (opens in a new tab)
CWE-362  (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.

In a Linux KVM guest that has PV TLB enabled, a process in the guest kernel may be able to read memory locations from another process in the same guest. This problem is limit to the host running linux kernel 4.10 with a guest running linux kernel 4.16 or later. The problem mainly affects AMD processors but Intel CPUs cannot be ruled out.

CVSS Base Scores

version 3.1