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CVE-2022-48718

drm: mxsfb: Fix NULL pointer dereference

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: mxsfb: Fix NULL pointer dereference mxsfb should not ever dereference the NULL pointer which drm_atomic_get_new_bridge_state is allowed to return. Assume a fixed format instead.

Affected

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

Linux Kernel· Linux
95%
5.15 ≤ v < 5.15.275.15 ≤ v < 5.16.85.15 ≤ v < 5.175.16 ≤ v < 5.16.85.17 rc15.17 rc2b776b0f00f246d093c595bac4453c6e51541d5c5
Vendor states this is fixed in 622c9a3a7868e1eeca39c55305ca3ebec4742b64 (fixed)
Vendor states this is fixed in 6f9267e01cca749137349d8ffb0d0ebbadf567f4 (fixed)
Vendor states this is fixed in 86a337bb803040e4401b87c974a7fb92efe3d0e1 (fixed)
Vendor states this is fixed in 5.15 (unaffected)
Vendor states this is fixed in 5.15.27 (unaffected)
Vendor states this is fixed in 5.16.8 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/622c9a3a7868e1eeca39c55305ca3ebec4742b64
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/6f9267e01cca749137349d8ffb0d0ebbadf567f4
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/86a337bb803040e4401b87c974a7fb92efe3d0e1

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

5.5MEDIUM[email protected]
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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