CVEvulnerability
CVE-2025-21815
7.1 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2025-02-27
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Weaknesses
- CWE-125
Description
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.
Affected configurations
• linux linux kernel (>= 6.7 < 6.12.14)
• linux linux kernel (>= 6.13 < 6.13.3)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness