Bug 2327363 (CVE-2024-53087)

Summary: CVE-2024-53087 kernel: drm/xe: Fix possible exec queue leak in exec IOCTL
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Bug Depends On: 2327462    
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Description OSIDB Bzimport 2024-11-19 18:03:09 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/xe: Fix possible exec queue leak in exec IOCTL

In a couple of places after an exec queue is looked up the exec IOCTL
returns on input errors without dropping the exec queue ref. Fix this
ensuring the exec queue ref is dropped on input error.

(cherry picked from commit 07064a200b40ac2195cb6b7b779897d9377e5e6f)
Comment 1 Robb Gatica 2024-11-19 21:04:44 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024111906-CVE-2024-53087-6cd3@gregkh/T