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CVE-2022-48698

drm/amd/display: fix memory leak when using debugfs_lookup()

MEDIUM
5.3
CVSS Score
Published: May 3, 2024 at 03:11 PM UTC
Updated: June 17, 2026 at 05:15 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix memory leak when using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. Fix this up by properly calling dput().

Affected

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

Linux Kernel· Linux
95%
v < 5.15.685.13 ≤ v < 5.15.685.13 ≤ v < 5.19.95.13 ≤ v < 6.05.16 ≤ v < 5.19.96.0 rc16.0 rc26.0 rc36.0 rc486bc221918925a0bbb49043e3936e898e009b43b
Vendor states this is fixed in 3a6279d243cb035eaaff1450980b40cf19748f05 (fixed)
Vendor states this is fixed in 58acd2ebae034db3bacf38708f508fbd12ae2e54 (fixed)
Vendor states this is fixed in cbfac7fa491651c57926c99edeb7495c6c1aeac2 (fixed)
Vendor states this is fixed in 5.13 (unaffected)
Vendor states this is fixed in 5.15.68 (unaffected)
Vendor states this is fixed in 5.19.9 (unaffected)
Vendor states this is fixed in 6.0 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/3a6279d243cb035eaaff1450980b40cf19748f05
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/58acd2ebae034db3bacf38708f508fbd12ae2e54
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/cbfac7fa491651c57926c99edeb7495c6c1aeac2

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-401

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