Bug 2468151 (CVE-2026-43444)

Summary: CVE-2026-43444 kernel: drm/amdkfd: Unreserve bo if queue update failed
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: low    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in the Linux kernel's `drm/amdkfd` component. This vulnerability arises from improper error handling where a buffer object (bo) is not released if a queue update fails. This could lead to a resource leak, potentially causing system instability or a denial of service (DoS) for a local user.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-05-08 15:01:48 UTC
In the Linux kernel, the following vulnerability has been resolved:

drm/amdkfd: Unreserve bo if queue update failed

Error handling path should unreserve bo then return failed.

(cherry picked from commit c24afed7de9ecce341825d8ab55a43a254348b33)