Description
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmt_chann mgmt_chann may be set to NULL if the firmware returns an unexpected error in aie2_send_mgmt_msg_wait(). This can later lead to a NULL pointer dereference in aie2_hw_stop(). Fix this by introducing a dedicated helper to destroy mgmt_chann and by adding proper NULL checks before accessing it.
Product status
b87f920b934426a24d54613f12ed67c03ae05024 (git) before 032ca7a9059c4ba6c329e0f1b442dab54dd9c3e5
b87f920b934426a24d54613f12ed67c03ae05024 (git) before 6270ee26e1edd862ea17e3eba148ca8fb2c99dc9
6.14
Any version before 6.14
6.19.7 (semver)
7.0 (original_commit_for_fix)
References
git.kernel.org/...c/032ca7a9059c4ba6c329e0f1b442dab54dd9c3e5
git.kernel.org/...c/6270ee26e1edd862ea17e3eba148ca8fb2c99dc9