Linux Kernel up to 6.5 Exynos Device Driver exynos_drm_crtc_atomic_disable null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 6.5 and classified as problematic. This impacts the function exynos_drm_crtc_atomic_disable of the component Exynos Device Driver Handler. Executing a manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2024-22386. The attack can only be executed locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.5 (Operating System). It has been declared as problematic. This vulnerability affects the function exynos_drm_crtc_atomic_disable of the component Exynos Device Driver Handler. 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:

A race condition was found in the Linux kernel's drm/exynos device driver in exynos_drm_crtc_atomic_disable() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

The weakness was shared 02/05/2024. The advisory is shared for download at bugzilla.openanolis.cn. This vulnerability was named CVE-2024-22386 since 01/15/2024. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 6.6-rc1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (OpenAnolis): 🔍

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.6-rc1

Timelineinfo

01/15/2024 🔍
02/05/2024 +21 days 🔍
02/05/2024 +0 days 🔍
02/29/2024 +24 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.openanolis.cn
Status: Confirmed

CVE: CVE-2024-22386 (🔍)
GCVE (CVE): GCVE-0-2024-22386
GCVE (VulDB): GCVE-100-252844

Entryinfo

Created: 02/05/2024 09:01
Updated: 02/29/2024 08:30
Changes: 02/05/2024 09:01 (51), 02/29/2024 08:30 (10)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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