Bug 2513357 (CVE-2026-68269)

Summary: CVE-2026-68269 kernel: drm/i915/gem: Add missing nospec on parallel submit slot
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: akhatavk, aos-team-art-private, asdas, dpaolell, jdelft, jupierce, lgarciaa, mbiarnes, ppalepu, ppostler, prdhamdh, rhel-process-autobot, sghai, sidsharm, suppawar, vlaad, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in the Linux kernel, specifically within the `drm/i915/gem` component. A local user could exploit a missing Spectre mitigation on a userspace-controlled parallel submission slot. This vulnerability allows for a side-channel attack, which could lead to the unauthorized disclosure of sensitive information.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2026-08-10 12:32:55 UTC
In the Linux kernel, the following vulnerability has been resolved:

drm/i915/gem: Add missing nospec on parallel submit slot

Add missing Spectre mitigation for userspace controlled parallel
submission slot.

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

(cherry picked from commit 15b9353deff3cf72331c387780de3cf9c316b643)