Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifs_compose_mount_options() The optional @ref parameter might contain an NULL node_name, so prevent dereferencing it in cifs_compose_mount_options(). Addresses-Coverity: 1476408 ("Explicit null dereferenced")
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.4.135 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306Patch
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165dPatch
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796Patch
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759Patch
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306Patch
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165dPatch
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796Patch
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759Patch
FAQ
What is CVE-2021-47307?
CVE-2021-47307 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifs_compose_mount_options() The optional @ref parameter might contain an NULL node_name, so prevent d...
How severe is CVE-2021-47307?
CVE-2021-47307 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47307?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.