摘要:

In the Linux kernel, the following vulnerability has been resolved:

Revert "media: v4l2-ctrls: show all owned controls in log_status"

This reverts commit 9801b5b28c6929139d6fceeee8d739cc67bb2739.

This patch introduced a potential deadlock scenario:

[Wed May 8 10:02:06 2024] Possible unsafe locking scenario:

[Wed May 8 10:02:06 2024] CPU0 CPU1
[Wed May 8 10:02:06 2024] ---- ----
[Wed May 8 10:02:06 2024] lock(vivid_ctrls:1620:(hdl_vid_cap)->_lock);
[Wed May 8 10:02:06 2024] lock(vivid_ctrls:1608:(hdl_user_vid)->_lock);
[Wed May 8 10:02:06 2024] lock(vivid_ctrls:1620:(hdl_vid_cap)->_lock);
[Wed May 8 10:02:06 2024] lock(vivid_ctrls:1608:(hdl_user_vid)->_lock);

For now just revert.

安全等级: Low

公告ID: KylinSec-SA-2024-2850

发布日期: 2024年6月21日

关联CVE: CVE-2024-36976