Description
In the Linux kernel, the following vulnerability has been resolved: aio: fix mremap after fork null-deref Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced a null-deref if mremap is called on an old aio mapping after fork as mm->ioctx_table will be set to NULL. [jmoyer@redhat.com: fix 80 column issue]
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
e4a0d3e720e7e508749c1439b5ba3aff56c92976 to < 808f1e4b5723ae4eda724d2ad6f6638905eefd95affectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < d8dca1bfe9adcae38b35add64977818c0c13dd22affectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < 4326d0080f7e84fba775da41d158f46cf9d3f1c2affectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < c261f798f7baa8080cf0214081d43d5f86bb073faffectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < 178993157e8c50aef7f35d7d6d3b44bb428199e1affectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < af126acf01a12bdb04986fd26fc2eb3b40249e0daffectede4a0d3e720e7e508749c1439b5ba3aff56c92976 to < 81e9d6f8647650a7bead74c5f926e29970e834d1affected
Linux Linux
Default version status: affected
3.19affected0 to < 3.19unaffected4.14.306 to ≤ 4.14.*unaffected4.19.273 to ≤ 4.19.*unaffected5.4.232 to ≤ 5.4.*unaffected5.10.169 to ≤ 5.10.*unaffected5.15.95 to ≤ 5.15.*unaffected6.1.13 to ≤ 6.1.*unaffected6.2 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95 ↗
- https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22 ↗
- https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2 ↗
- https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f ↗
- https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1 ↗
- https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d ↗
- https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1 ↗