Description
In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix NULL pointer dereference in is_vm_area_hugepages() find_vm_area() can return NULL if the given address is not a valid vmalloc area. Check the return value before dereferencing it to avoid a kernel crash.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
121e6f3258fe393e22c36f61a319be8a4f2c05ae to < c741485fa09bf5900f76d95424d86316d0a00331affected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < b86f98e53df4f5d57259817b8e9a00167b78bae6affected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < af71c2b88ccae44418e273bdfe0c96be8515151eaffected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < a1bca6b69bd934e2731d009e645038e05d57ce59affected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < bbd664b7c77f6488cd5652231c0fe01d069a73eaaffected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < 55a44f5259e6a5f1d5b11cb0e19e943c9cc62280affected121e6f3258fe393e22c36f61a319be8a4f2c05ae to < c55dd3b46c1208d6d2ea737a8aefef4aa4c70cb8affected
Linux Linux
Default version status: affected
5.13affected0 to < 5.13unaffected5.15.212 to ≤ 5.15.*unaffected6.1.178 to ≤ 6.1.*unaffected6.6.145 to ≤ 6.6.*unaffected6.12.97 to ≤ 6.12.*unaffected6.18.40 to ≤ 6.18.*unaffected7.1.5 to ≤ 7.1.*unaffected7.2 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/c741485fa09bf5900f76d95424d86316d0a00331 ↗
- https://git.kernel.org/stable/c/b86f98e53df4f5d57259817b8e9a00167b78bae6 ↗
- https://git.kernel.org/stable/c/af71c2b88ccae44418e273bdfe0c96be8515151e ↗
- https://git.kernel.org/stable/c/a1bca6b69bd934e2731d009e645038e05d57ce59 ↗
- https://git.kernel.org/stable/c/bbd664b7c77f6488cd5652231c0fe01d069a73ea ↗
- https://git.kernel.org/stable/c/55a44f5259e6a5f1d5b11cb0e19e943c9cc62280 ↗
- https://git.kernel.org/stable/c/c55dd3b46c1208d6d2ea737a8aefef4aa4c70cb8 ↗