Linux Kernel i915 drm/i915/gt execlists_create_virtual allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.53

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel. This affects the function execlists_create_virtual of the file drm/i915/gt of the component i915. Executing a manipulation can lead to allocation of resources. This vulnerability appears as CVE-2026-68242. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability has been found in Linux Kernel (affected version unknown) and classified as problematic. This vulnerability affects the function execlists_create_virtual of the file drm/i915/gt of the component i915. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. As an impact it is known to affect availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Fix NULL deref on sched_engine alloc failure Avoid using intel_context_put() before intel_context_init() in execlists_create_virtual() as the kref_put() inside would lead to NULL deref on the IOCTL path when sched_engine allocation fails. Discovered using AI-assisted static analysis confirmed by Intel Product Security. (cherry picked from commit 4f2a12f2d50e9f48227656e4dcbd6423506be31d)

The advisory is available at git.kernel.org. This vulnerability was named CVE-2026-68242 since 07/30/2026. The exploitation appears to be easy. Local access is required to approach this attack. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Applying the patch 4f2a12f2d50e9f48227656e4dcbd6423506be31d is able to eliminate this problem.

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Productinfo

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License

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 4f2a12f2d50e9f48227656e4dcbd6423506be31d

Timelineinfo

07/30/2026 CVE reserved
08/10/2026 +11 days Advisory disclosed
08/10/2026 +0 days VulDB entry created
08/10/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-68242 (🔒)
GCVE (CVE): GCVE-0-2026-68242
GCVE (VulDB): GCVE-100-387598

Entryinfo

Created: 08/10/2026 16:34
Changes: 08/10/2026 16:34 (58)
Complete: 🔍
Cache ID: 216::103

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