CVE-2022-49693

drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf

MEDIUM
5.5
CVSS Score
Published: February 26, 2025 at 02:24 AM UTC
Updated: June 17, 2026 at 05:18 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf of_graph_get_remote_node() returns remote device node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Patchwork: https://patchwork.freedesktop.org/patch/488473/

Affected

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

4.12 ≤ v < 5.10.1274.12 ≤ v < 5.15.514.12 ≤ v < 5.18.84.12 ≤ v < 5.194.12 ≤ v < 5.4.2025.11 ≤ v < 5.15.515.16 ≤ v < 5.18.85.5 ≤ v < 5.10.1275.19 rc15.19 rc25.19 rc386418f90a4c1a0073db65d8a1e2bf94421117a60
Vendor states this is fixed in 3c39a17197733bc37786ed68c83267c2f491840b (fixed)
Vendor states this is fixed in b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0 (fixed)
Vendor states this is fixed in d1592d3e362cc59b29f15019707b16c695d70ca3 (fixed)
Vendor states this is fixed in d16a4339825e64f9ddcdff5277982d640bae933b (fixed)
Vendor states this is fixed in d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d (fixed)
Vendor states this is fixed in 4.12 (unaffected)
Vendor states this is fixed in 5.10.127 (unaffected)
Vendor states this is fixed in 5.15.51 (unaffected)
Vendor states this is fixed in 5.18.8 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 5.4.202 (unaffected)

References (5)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3c39a17197733bc37786ed68c83267c2f491840b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b9cc4598607cb7f7eae5c75fc1e3209cd52ff5e0
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d1592d3e362cc59b29f15019707b16c695d70ca3
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d16a4339825e64f9ddcdff5277982d640bae933b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d607da76fd2b1cf1d377af9d9b7c6f8fecbb0e1d

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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