Linux Kernel up to 6.8.1 display dcn10_set_output_transfer_func null pointer dereference

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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.8.1. This affects the function dcn10_set_output_transfer_func of the component display. Executing a manipulation can lead to null pointer dereference. This vulnerability is tracked as CVE-2024-27044. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.8.1 and classified as critical. This vulnerability affects the function dcn10_set_output_transfer_func of the component 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: Fix potential NULL pointer dereferences in 'dcn10_set_output_transfer_func()' The 'stream' pointer is used in dcn10_set_output_transfer_func() before the check if 'stream' is NULL. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/hwss/dcn10/dcn10_hwseq.c:1892 dcn10_set_output_transfer_func() warn: variable dereferenced before check 'stream' (see line 1875)

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2024-27044 since 02/19/2024. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 239742 (TencentOS Server 2: kernel (TSSA-2024:1030)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.4.273, 5.10.214, 5.15.153, 6.1.83, 6.6.23, 6.7.11, 6.8.2 or 6.9-rc1 eliminates this vulnerability. Applying the patch e019d87e02f1/330caa061af5/6ac7c7a3a9ab/29fde8895b2f/2d9fe7787af0/14613d52bc7f/7874ab3105ca/9ccfe80d022d 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 (239742) and CERT Bund (WID-SEC-2024-1008). Once again VulDB remains the best source for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Oracle VM
  • EMC Avamar
  • IBM QRadar SIEM
  • Dell NetWorker
  • IBM Security Guardium
  • RESF Rocky Linux
  • Broadcom Brocade SANnav
  • Open Source Linux Kernel
  • IBM Business Automation Workflow
  • IBM Spectrum Protect Plus
  • Dell Avamar
  • Juniper Junos Space
  • IBM DataPower Gateway
  • IBM Storage Scale System
  • SolarWinds Security Event Manager
  • Dell PowerProtect Data Domain
  • Dell PowerScale OneFS

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

AVACAuCIA
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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: 239742
Nessus Name: TencentOS Server 2: kernel (TSSA-2024:1030)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.4.273/5.10.214/5.15.153/6.1.83/6.6.23/6.7.11/6.8.2/6.9-rc1
Patch: e019d87e02f1/330caa061af5/6ac7c7a3a9ab/29fde8895b2f/2d9fe7787af0/14613d52bc7f/7874ab3105ca/9ccfe80d022d

Timelineinfo

02/19/2024 🔍
05/01/2024 +71 days 🔍
05/01/2024 +0 days 🔍
02/07/2026 +647 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2024-27044 (🔍)
GCVE (CVE): GCVE-0-2024-27044
GCVE (VulDB): GCVE-100-262732
CERT Bund: WID-SEC-2024-1008 - Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 05/01/2024 15:51
Updated: 02/07/2026 16:54
Changes: 05/01/2024 15:51 (58), 12/23/2024 16:00 (12), 06/20/2025 23:34 (2), 08/03/2025 05:15 (7), 02/07/2026 16:54 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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