Bug 2347683 (CVE-2022-49319) - CVE-2022-49319 kernel: iommu/arm-smmu-v3: check return value after calling platform_get_resource()
Summary: CVE-2022-49319 kernel: iommu/arm-smmu-v3: check return value after calling pl...
Keywords:
Status: NEW
Alias: CVE-2022-49319
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-02-26 03:03 UTC by OSIDB Bzimport
Modified: 2025-04-03 18:21 UTC (History)
4 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-02-26 03:03:09 UTC 
In the Linux kernel, the following vulnerability has been resolved:

iommu/arm-smmu-v3: check return value after calling platform_get_resource()

It will cause null-ptr-deref if platform_get_resource() returns NULL,
we need check the return value.
Comment 1 Mauro Matteo Cascella 2025-02-26 09:35:11 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022637-CVE-2022-49319-f0b3@gregkh/T
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