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CVE-2022-49491

drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()

CVSS 5.5 MEDIUMEPSS 0.3%CWE-476
In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() after devm_ioremap_resource() that will check 'res' to avoid null-ptr-deref.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/3451852312303d54a003c73bd0ae39cebb960bd5https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1chttps://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254ahttps://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3