high8.8
CVE-2025-21946
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…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 5.15 before 6.6.83 from 6.7 before 6.12.19 from 6.13 before 6.13.7 Version 6.14 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/159d059cbcb0e6d0e7a7b34af3862ba09a6b22d1
- https://git.kernel.org/stable/c/6a9831180d0b23b5c97e2bd841aefc8f82900172
- https://git.kernel.org/stable/c/c1569dbbe2d43041be9f3fef7ca08bec3b66ad1b
- https://git.kernel.org/stable/c/d6e13e19063db24f94b690159d0633aaf72a0f03
- https://git.kernel.org/stable/c/f4ee19528664777af8b842f8f001be98345aa973