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.

INFO

Published Date :

2025-04-01T15:41:08.955Z

Last Modified :

2026-01-11T16:29:10.705Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2025-21946 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-21946.

URL Resource
https://git.kernel.org/stable/c/159d059cbcb0e6d0e7a7b34af3862ba09a6b22d1 cve-icon cve-icon
https://git.kernel.org/stable/c/6a9831180d0b23b5c97e2bd841aefc8f82900172 cve-icon cve-icon
https://git.kernel.org/stable/c/c1569dbbe2d43041be9f3fef7ca08bec3b66ad1b cve-icon cve-icon
https://git.kernel.org/stable/c/d6e13e19063db24f94b690159d0633aaf72a0f03 cve-icon cve-icon
https://git.kernel.org/stable/c/f4ee19528664777af8b842f8f001be98345aa973 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025040136-CVE-2025-21946-63a2@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-21946 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-21946 cve-icon
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