Bug 2347762 (CVE-2022-49495)

Summary: CVE-2022-49495 kernel: drm/msm/hdmi: check return value after calling platform_get_resource_byname()
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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Description OSIDB Bzimport 2025-02-26 03:05:50 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/msm/hdmi: check return value after calling platform_get_resource_byname()

It will cause null-ptr-deref if platform_get_resource_byname() returns NULL,
we need check the return value.

Patchwork: https://patchwork.freedesktop.org/patch/482992/
Comment 1 Avinash Hanwate 2025-02-26 12:58:59 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022606-CVE-2022-49495-7aba@gregkh/T
Comment 3 Avinash Hanwate 2025-02-26 17:04:20 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022606-CVE-2022-49495-7aba@gregkh/T