Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix UAF for cq async event The refcount of CQ is not protected by locks. When CQ asynchronous events and CQ destruction are concurrent, CQ may have been released, which will cause UAF. Use the xa_lock() to protect the CQ refcount.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 9a4435375cd151e07c0c38fa601b00115986091b before 330c825e66ef65278e4ebe57fd49c1d6f3f4e34e; affected 9a4435375cd151e07c0c38fa601b00115986091b before 763780ef0336a973e933e40e919339381732dcaf; affected 9a4435375cd151e07c0c38fa601b00115986091b before 63da190eeb5c9d849b71f457b15b308c94cbaf08; affected 9a4435375cd151e07c0c38fa601b00115986091b before 39d26cf46306bdc7ae809ecfdbfeff5aa1098911; affected 9a4435375cd151e07c0c38fa601b00115986091b before 37a7559dc1358a8d300437e99ed8ecdab0671507; affected 9a4435375cd151e07c0c38fa601b00115986091b before a942ec2745ca864cd8512142100e4027dc306a42 |
| Linux / Linux | affected 4.9; unaffected 0 before 4.9; unaffected 5.15.168 through 5.15.*; unaffected 6.1.93 through 6.1.*; unaffected 6.6.33 through 6.6.*; unaffected 6.8.12 through 6.8.*; unaffected 6.9.3 through 6.9.*; unaffected 6.10 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/330c825e66ef65278e4ebe57fd49c1d6f3f4e34e
- https://git.kernel.org/stable/c/763780ef0336a973e933e40e919339381732dcaf
- https://git.kernel.org/stable/c/63da190eeb5c9d849b71f457b15b308c94cbaf08
- https://git.kernel.org/stable/c/39d26cf46306bdc7ae809ecfdbfeff5aa1098911
- https://git.kernel.org/stable/c/37a7559dc1358a8d300437e99ed8ecdab0671507
- https://git.kernel.org/stable/c/a942ec2745ca864cd8512142100e4027dc306a42
ADP enrichment
No English description supplied.
- https://git.kernel.org/stable/c/763780ef0336a973e933e40e919339381732dcaf
- https://git.kernel.org/stable/c/63da190eeb5c9d849b71f457b15b308c94cbaf08
- https://git.kernel.org/stable/c/39d26cf46306bdc7ae809ecfdbfeff5aa1098911
- https://git.kernel.org/stable/c/37a7559dc1358a8d300437e99ed8ecdab0671507
- https://git.kernel.org/stable/c/a942ec2745ca864cd8512142100e4027dc306a42
No English description supplied.
No references supplied.