Bug 2513319 (CVE-2026-68248)

Summary:	CVE-2026-68248 kernel: drm/i915: Return NULL on error in active_instance
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	rhel-process-autobot, watson-tool-maintainers
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Doc Text:	A flaw was found in the Linux kernel's `drm/i915` graphics driver. This vulnerability occurs when the system experiences an Out-Of-Memory (OOM) condition during a specific memory allocation. An attacker could potentially trigger this condition, leading to an improper return value and causing a system crash, resulting in a Denial of Service (DoS).	Story Points:	---
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Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2026-08-10 12:30:45 UTC

In the Linux kernel, the following vulnerability has been resolved:

drm/i915: Return NULL on error in active_instance

Avoid returning &node->base when node is NULL due to OOM
during GFP_ATOMIC allocation.

Discovered using AI-assisted static analysis confirmed by
Intel Product Security.

(cherry picked from commit 6029bc064f0b1bac184203a50fbaaf070fa18832)