CVE-2023-52586drm/msm/dpu: Add mutex lock in control vblank irq
Updated under an hour ago ()
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It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
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
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 21, 2026
- First seen by InfoSec Signals
- Oct 21, 2026
Affected products
Linux Linux linux:linux (from the name) | from 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef before f6dd625053726ea2a209282bee97218f2ec04149; 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef builds before 14f109bf74dd67e1d0469fed859c8e506b0df53f; from 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef before 45284ff733e4caf6c118aae5131eb7e7cf3eea5a | CNA record |
linux linux_kernel linux:linux_kernel | before 6.7.4 | NVD |
References
- https://git.kernel.org/stable/c/f6dd625053726ea2a209282bee97218f2ec04149
- https://git.kernel.org/stable/c/14f109bf74dd67e1d0469fed859c8e506b0df53fmailing-list, patch
- https://git.kernel.org/stable/c/45284ff733e4caf6c118aae5131eb7e7cf3eea5amailing-list, patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.