CVE-2022-48749

drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc

MEDIUM
5.5
CVSS Score
Published: June 20, 2024 at 11:13 AM UTC
Updated: June 17, 2026 at 05:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc The function performs a check on the "ctx" input parameter, however, it is used before the check. Initialize the "base" variable after the sanity check to avoid a possible NULL pointer dereference. Addresses-Coverity-ID: 1493866 ("Null pointer dereference")

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5.11 ≤ v < 5.15.195.16 ≤ v < 5.16.55.8 ≤ v < 5.10.965.8 ≤ v < 5.15.195.8 ≤ v < 5.16.55.8 ≤ v < 5.174259ff7ae509ed880b3a7bb685972c3a3bf4b74b5.17 rc1
Vendor states this is fixed in 170b22234d5495f5e0844246e23f004639ee89ba (fixed)
Vendor states this is fixed in 1ebc18836d5df09061657f8c548e594cbb519476 (fixed)
Vendor states this is fixed in 8f069f6dde518dfebe86e848508c07e497bd9298 (fixed)
Vendor states this is fixed in 93a6e920d8ccb4df846c03b6e72f7e08843d294c (fixed)
Vendor states this is fixed in 5.10.96 (unaffected)
Vendor states this is fixed in 5.15.19 (unaffected)
Vendor states this is fixed in 5.16.5 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)
Vendor states this is fixed in 5.8 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/170b22234d5495f5e0844246e23f004639ee89ba
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/1ebc18836d5df09061657f8c548e594cbb519476
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/8f069f6dde518dfebe86e848508c07e497bd9298
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/93a6e920d8ccb4df846c03b6e72f7e08843d294c

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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