Description (CNA)
An issue was discovered in the Linux kernel before 5.10. drivers/infiniband/core/ucma.c has a use-after-free because the ctx is reached via the ctx_list in some ucma_migrate_id situations where ucma_close is called, aka CID-f5449e74802c.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10
- https://security.netapp.com/advisory/ntap-20210720-0004/
- https://www.starwindsoftware.com/security/sw-20220802-0002/
ADP enrichment
No English description supplied.
- https://syzkaller.appspot.com/bug?id=457491c4672d7b52c1007db213d93e47c711fae6
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-ucma_close-2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f5449e74802c1112dea984aec8af7a33c4516af1
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10
- https://security.netapp.com/advisory/ntap-20210720-0004/
- https://www.starwindsoftware.com/security/sw-20220802-0002/