01 Record

CVE-2026-74672

mm/vmalloc: acquire init_mm lock on huge vmap to avoid ptdump UAF

UnratedPUBLISHEDCNA: Linux

Base scoreUnratedNo CVSS vector published

View raw JSON CVE Program record

02 Description

mm/vmalloc: acquire init_mm lock on huge vmap to avoid ptdump UAF

03 Metadata

Published: 2026-08-22 15:32Z2 HR AGO
Last updated: 2026-08-22 15:32Z2 HR AGO
Reserved: 2026-08-15
Assigning CNA: Linux
Record state: PUBLISHED
Severity: Unrated: no CVSS score published
CVSS vector: Not published
Weaknesses: No CWE assigned
SSVC decision: No CISA-ADP assessment
Data version: 5.2
Document digest: cd9b0df120879ef7f08d2b3c193f23b46afdceb48ffcefeb1ad015e7d58c133c

04 Affected products

VendorProductVersionsPlatforms

LinuxLinuxb6bdb7517c3d3f41f20e5c2948d6bc3f8897394e to < c5bf8cd148cfea948cfa3db71da427294b20db0f, b6bdb7517c3d3f41f20e5c2948d6bc3f8897394e to < 3cc26c8907db0f5d1ff8043b5851ee572e9b3c98, b6bdb7517c3d3f41f20e5c2948d6bc3f8897394e to < 26444eb71465c9934d9d418ef69c43f61185329b, 31895cfd79564111cdd5a9f48c5d491ae26a238e, 9c7f7bdb1932f8c1e5f80d32c717184701afe701, acdb4981644c8e31ccee294bdefff475c0cf587b, 0454e2fad9306961540ee7e84da47a8e345b7d22, 4.4.125 to < 4.5, 4.9.91 to < 4.10, 4.14.31 to < 4.15, 4.15.14 to < 4.16, 4.16—

05 References

git.kernel.orghttps://git.kernel.org/stable/c/c5bf8cd148cfea948cfa3db71da427294b20db0f
git.kernel.orghttps://git.kernel.org/stable/c/3cc26c8907db0f5d1ff8043b5851ee572e9b3c98
git.kernel.orghttps://git.kernel.org/stable/c/26444eb71465c9934d9d418ef69c43f61185329b