Unknown severity · Source severity not reportedCVE-2024-46808

drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_rangeCVE-2024-46808

Answer in brief

CVE-2024-46808 records a Unknown severity vulnerability in drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 27, 2024Updated Oct 21, 2026Source checked Oct 21, 2026First seen by HOL Oct 21, 2026Material review Oct 21, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Linux/Linuxgeneric	>=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d \|\| >=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e \|\| >=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <5524fa301ba649f8cf00848f91468e0ba7e4f24c	117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d, ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e, 5524fa301ba649f8cf00848f91468e0ba7e4f24c
Linux/Linuxgeneric	4.15	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
Review the reported fix. Update Linux/Linux to 117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 27, 2024
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 21, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 21, 2026

Sources and claim methodology

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Linux/Linuxgeneric	>=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d \|\| >=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e \|\| >=4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c <5524fa301ba649f8cf00848f91468e0ba7e4f24c	117df33ecfd8ab41cde8e582ec90d3cb8d82ee9d, ca0b0b0a22306f2e51105ac48f4a09c2fbbb504e, 5524fa301ba649f8cf00848f91468e0ba7e4f24c
Linux/Linuxgeneric	4.15	Not reported

Sources and claim methodology

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.