PT-2025-14330 · Linux+2 · Linux Kernel+2
Published
2025-03-08
·
Updated
2026-04-20
·
CVE-2025-21949
CVSS v3.1
5.5
Medium
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 6.14.0-rc2+ #241
Description
A vulnerability in the Linux kernel has been resolved, related to the LoongArch architecture. The issue arises when the base address allocated from hugetlbfs is not aligned with the pmd size, causing a kernel bug. This problem is identified by a dmesg error report message when running the ltp test case "testcases/bin/hugefork02". The fix involves adding a check for hugetlbfs and aligning the base address with the pmd size.
Recommendations
For Linux kernel versions prior to 6.14.0-rc2+ #241, update to a newer version that includes the fix for the hugetlb mmap base address alignment issue.
Exploit
Fix
RCE
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Weakness Enumeration
Related Identifiers
Affected Products
Astra Linux
Debian
Linux Kernel