CVE-2021-47307

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")

Affected Platforms

Weakness Type

CWE-476

References

• https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
• https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d
• https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796
• https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759
• https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306
• https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d