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CVE-2023-52586— drm/msm/dpu: Add mutex lock in control vblank irq

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于drm/msm/dpu 中的 vblank irq存在安全问题。

CVSS 7.8 · High EPSS 0.16% · P4

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 6

VendorProduct Version RangeStatus
Linux Linux 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef< 14f109bf74dd67e1d0469fed859c8e506b0df53f affected
25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef< 45284ff733e4caf6c118aae5131eb7e7cf3eea5a affected
4.19 affected
< 4.19 unaffected
6.7.4≤ 6.7.* unaffected
6.8≤ * unaffected
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I. Basic Information for CVE-2023-52586

Vulnerability Information
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Vulnerability Title
drm/msm/dpu: Add mutex lock in control vblank irq
Source: CVE Program / CVE List V5
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/
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于drm/msm/dpu 中的 vblank irq存在安全问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef ~ 14f109bf74dd67e1d0469fed859c8e506b0df53f -
Linux Linux 4.19 -

II. Public POCs for CVE-2023-52586

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III. Intelligence Information for CVE-2023-52586

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Patches & Fixes for CVE-2023-52586 (1)

Other References for CVE-2023-52586 (1)

Same Patch Batch · Linux · 2024-03-06 · 27 CVEs total

CVE-2024-26625 7.8 HIGH llc: call sock_orphan() at release time
CVE-2024-26623 7.8 HIGH pds_core: Prevent race issues involving the adminq
CVE-2023-52590 7.8 HIGH ocfs2: Avoid touching renamed directory if parent does not change
CVE-2023-52591 7.8 HIGH reiserfs: Avoid touching renamed directory if parent does not change
CVE-2023-52606 7.8 HIGH powerpc/lib: Validate size for vector operations
CVE-2023-52604 7.8 HIGH FS:JFS:UBSAN:array-index-out-of-bounds in dbAdjTree
CVE-2023-52603 7.8 HIGH UBSAN: array-index-out-of-bounds in dtSplitRoot
CVE-2023-52602 7.8 HIGH jfs: fix slab-out-of-bounds Read in dtSearch
CVE-2023-52601 7.8 HIGH jfs: fix array-index-out-of-bounds in dbAdjTree
CVE-2023-52599 7.8 HIGH jfs: fix array-index-out-of-bounds in diNewExt
CVE-2023-52600 7.8 HIGH jfs: fix uaf in jfs_evict_inode
CVE-2024-26626 7.5 HIGH ipmr: fix kernel panic when forwarding mcast packets
CVE-2023-52588 7.3 HIGH f2fs: fix to tag gcing flag on page during block migration
CVE-2023-52598 s390/ptrace: handle setting of fpc register correctly
CVE-2024-26627 scsi: core: Move scsi_host_busy() out of host lock for waking up EH handler
CVE-2023-52607 powerpc/mm: Fix null-pointer dereference in pgtable_cache_add
CVE-2023-52583 ceph: fix deadlock or deadcode of misusing dget()
CVE-2023-52597 KVM: s390: fix setting of fpc register
CVE-2023-52596 sysctl: Fix out of bounds access for empty sysctl registers
CVE-2023-52595 wifi: rt2x00: restart beacon queue when hardware reset

Showing top 20 of 27 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52586

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