CVE-2024-46808

drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range

MEDIUM
5.5
CVSS Score
Published: September 27, 2024 at 12:35 PM UTC
Updated: October 21, 2026 at 01:17 PM 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/amd/display: Add missing NULL pointer check within dpcd_extend_address_range [Why & How] ASSERT if return NULL from kcalloc.

Affected

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

v < 6.10.94.154562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c
Vendor states this is fixed in 5524fa301ba649f8cf00848f91468e0ba7e4f24c (fixed)
Vendor states this is fixed in ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e (fixed)
Vendor states this is fixed in 4.15 (unaffected)
Vendor states this is fixed in 6.10.9 (unaffected)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.6.160 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

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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