Out-of-bounds Read Affecting linux-virt-doc package, versions <6.12.15-r0


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.05% (15th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-LINUXVIRTDOC-13774818
  • published30 Oct 2025
  • disclosed27 Feb 2025

Introduced: 27 Feb 2025

CVE-2025-21815  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Minimos:latest linux-virt-doc to version 6.12.15-r0 or higher.

NVD Description

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

In the Linux kernel, the following vulnerability has been resolved:

mm/compaction: fix UBSAN shift-out-of-bounds warning

syzkaller reported a UBSAN shift-out-of-bounds warning of (1UL << order) in isolate_freepages_block(). The bogus compound_order can be any value because it is union with flags. Add back the MAX_PAGE_ORDER check to fix the warning.

CVSS Base Scores

version 3.1