Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add mutex lock in control vblank irq Add a mutex lock to control vblank irq to synchronize vblank enable/disable operations happening from different threads to prevent race conditions while registering/unregistering the vblank irq callback. v4: -Removed vblank_ctl_lock from dpu_encoder_virt, so it is only a parameter of dpu_encoder_phys. -Switch from atomic refcnt to a simple int counter as mutex has now been added v3: Mistakenly did not change wording in last version. It is done now. v2: Slightly changed wording of commit message Patchwork: https://patchwork.freedesktop.org/patch/571854/
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.7.4 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/14f109bf74dd67e1d0469fed859c8e506b0df53fMailing ListPatch
- https://git.kernel.org/stable/c/45284ff733e4caf6c118aae5131eb7e7cf3eea5aMailing ListPatch
- https://git.kernel.org/stable/c/14f109bf74dd67e1d0469fed859c8e506b0df53fMailing ListPatch
- https://git.kernel.org/stable/c/45284ff733e4caf6c118aae5131eb7e7cf3eea5aMailing ListPatch
FAQ
What is CVE-2023-52586?
CVE-2023-52586 is a vulnerability with a CVSS score of 7.0 (HIGH). In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add mutex lock in control vblank irq Add a mutex lock to control vblank irq to synchronize vblank enable/disable oper...
How severe is CVE-2023-52586?
CVE-2023-52586 has been rated HIGH with a CVSS base score of 7.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-52586?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.