Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_free_work_struct ->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock break wait is needed.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 6.6.84 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/62746ae3f5414244a96293e3b017be637b641280Patch
- https://git.kernel.org/stable/c/bb39ed47065455604729404729d9116868638d31Patch
- https://git.kernel.org/stable/c/eb51f6f59d19b92f6fe84d3873f958495ab32f0aPatch
- https://git.kernel.org/stable/c/fb776765bfc21d5e4ed03bb3d4406c2b86ff1ac3Patch
FAQ
What is CVE-2025-21967?
CVE-2025-21967 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_free_work_struct ->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't...
How severe is CVE-2025-21967?
CVE-2025-21967 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21967?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.