Vulnerabilities > CVE-2021-47307 - NULL Pointer Dereference vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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")
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
- https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d
- https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796
- https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759
- https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759