Linux Kernel up to 6.10.8 AMD Display dpcd_extend_address_range null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.10.8. The impacted element is the function dpcd_extend_address_range of the component AMD Display. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2024-46808. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.10.8. It has been declared as critical. This vulnerability affects the function dpcd_extend_address_range of the component AMD Display. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

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.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2024-46808 since 09/11/2024. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 212724 (Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7154-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.10.9 eliminates this vulnerability. Applying the patch ca0b0b0a2230/5524fa301ba6 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (212724) and CERT Bund (WID-SEC-2024-3050). Once again VulDB remains the best source for vulnerability data.

Affected

  • Google Container-Optimized OS
  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Kyocera Printer
  • RESF Rocky Linux
  • Broadcom Brocade SANnav
  • Open Source Linux Kernel
  • IBM QRadar SIEM
  • SolarWinds Security Event Manager

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 212724
Nessus Name: Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7154-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.10.9
Patch: ca0b0b0a2230/5524fa301ba6

Timelineinfo

09/11/2024 🔍
09/27/2024 +16 days 🔍
09/27/2024 +0 days 🔍
11/19/2025 +418 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2024-46808 (🔍)
GCVE (CVE): GCVE-0-2024-46808
GCVE (VulDB): GCVE-100-278692
CERT Bund: WID-SEC-2024-3050 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 09/27/2024 15:56
Updated: 11/19/2025 06:40
Changes: 09/27/2024 15:56 (59), 10/01/2024 09:08 (1), 10/03/2024 06:03 (10), 12/13/2024 18:08 (2), 11/19/2025 06:40 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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