VULNERABILITY INTELLIGENCE
CVE-2025-21946
CVSS score8.8 HIGH
EPSS probability0.50%
CISA KEVNot currently listed
Published2025-04-01
Last modified2026-07-30
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds in parse_sec_desc() If osidoffset, gsidoffset and dacloffset could be greater than smb_ntsd struct size. If it is smaller, It could cause slab-out-of-bounds. And when validating sid, It need to check it included subauth array size.
Weakness classification
- nvd@nist.gov: CWE-125