Integer Overflow or Wraparound Affecting kernel-rt-64k-devel package, versions *


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.03% (8th percentile)

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  • Snyk IDSNYK-CENTOS10-KERNELRT64KDEVEL-12291903
  • published31 Aug 2025
  • disclosed27 Feb 2025

Introduced: 27 Feb 2025

CVE-2025-21815  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

There is no fixed version for Centos:10 kernel-rt-64k-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-64k-devel package and not the kernel-rt-64k-devel package as distributed by Centos. See How to fix? for Centos:10 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