CVE-2022-49652

dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate

MEDIUM
5.5
CVSS Score
Published: February 26, 2025 at 02:23 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: dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not needed anymore. Add missing of_node_put() in to fix this.

Affected

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

4.10 ≤ v < 4.14.2884.15 ≤ v < 4.19.2524.20 ≤ v < 5.4.2054.5 ≤ v < 4.14.2884.5 ≤ v < 4.19.2524.5 ≤ v < 4.9.3234.5 ≤ v < 5.10.1304.5 ≤ v < 5.15.544.5 ≤ v < 5.18.114.5 ≤ v < 5.194.5 ≤ v < 5.4.2055.11 ≤ v < 5.15.545.16 ≤ v < 5.18.115.5 ≤ v < 5.10.1305.19 rc15.19 rc25.19 rc35.19 rc45.19 rc5ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e
Vendor states this is fixed in 37147e22cd8dfc0412495cb361708836157a4486 (fixed)
Vendor states this is fixed in 3bd66010398871807c1cebacee07d60ded1b1402 (fixed)
Vendor states this is fixed in 452b9dfd7aca96befce22634fadb111737f22bbe (fixed)
Vendor states this is fixed in 61b4ef19c346dc21ab1d4f39f5c412e3037b2bdc (fixed)
Vendor states this is fixed in b31ab132561c7f1b6459039152b8d09e44eb3565 (fixed)
Vendor states this is fixed in b5a817f8d62e9e13280928f3756e54854ae4962e (fixed)
Vendor states this is fixed in c132fe78ad7b4ce8b5d49a501a15c29d08eeb23a (fixed)
Vendor states this is fixed in cb9813d7eae917acd34436160a278b8b5d48ca53 (fixed)
Vendor states this is fixed in 4.14.288 (unaffected)
Vendor states this is fixed in 4.19.252 (unaffected)
Vendor states this is fixed in 4.5 (unaffected)
Vendor states this is fixed in 4.9.323 (unaffected)
Vendor states this is fixed in 5.10.130 (unaffected)
Vendor states this is fixed in 5.15.54 (unaffected)
Vendor states this is fixed in 5.18.11 (unaffected)
Vendor states this is fixed in 5.19 (unaffected)
Vendor states this is fixed in 5.4.205 (unaffected)

References (8)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/37147e22cd8dfc0412495cb361708836157a4486
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3bd66010398871807c1cebacee07d60ded1b1402
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/452b9dfd7aca96befce22634fadb111737f22bbe
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/61b4ef19c346dc21ab1d4f39f5c412e3037b2bdc
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b31ab132561c7f1b6459039152b8d09e44eb3565
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b5a817f8d62e9e13280928f3756e54854ae4962e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c132fe78ad7b4ce8b5d49a501a15c29d08eeb23a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/cb9813d7eae917acd34436160a278b8b5d48ca53

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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