7.1

CVE-2025-21815

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

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.7 < 6.12.14
Linux ≫ Linux Kernel Version >= 6.13 < 6.13.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.18% 0.08
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.1 1.8 5.2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

https://git.kernel.org/stable/c/10b7d3eb535098ccd4c82a182a33655d8a0e5c88
Patch
https://git.kernel.org/stable/c/4491159774d973a9e2e998d25d8fbb20fada6dfa
Patch
https://git.kernel.org/stable/c/d1366e74342e75555af2648a2964deb2d5c92200
Patch