Information Exposure Affecting linux-qemu-rc package, versions <7.0_rc5-r1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.35% (58th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-LINUXQEMURC-15992603
  • published12 Apr 2026
  • disclosed11 Jan 2023

Introduced: 11 Jan 2023

CVE-2022-4543  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade Chainguard linux-qemu-rc to version 7.0_rc5-r1 or higher.

NVD Description

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

A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI). This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timing for Intel systems.

CVSS Base Scores

version 3.1