CVE-2022-49491

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < 452922955df215a417c80d09dab72bbc667a1861affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < fcd6a886443730c39170b8383411e52118aec0a3affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < 6ff986e057bf28e2f7690dad410768b2270f9453affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < a9b4599665e437de8a1152799c34841b799a2e1caffected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < 3451852312303d54a003c73bd0ae39cebb960bd5affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < b54926bd558d97c888c3d2d87886f3c159d3254aaffected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < 769c53bb6116d0eaec0f1fe4ec4b27a74465cad1affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < ecfa52654d0c9c333c1fe1611f47105f6bce9591affected
LinuxLinux2048e3286f347db5667708e47448176b5329e8d8 < f8c242908ad15bbd604d3bcb54961b7d454c43f8affected
LinuxLinux3.19affected
LinuxLinux0 < 3.19unaffected
LinuxLinux4.9.318 <= 4.9.*unaffected
LinuxLinux4.14.283 <= 4.14.*unaffected
LinuxLinux4.19.247 <= 4.19.*unaffected
LinuxLinux5.4.198 <= 5.4.*unaffected
LinuxLinux5.10.121 <= 5.10.*unaffected
LinuxLinux5.15.46 <= 5.15.*unaffected
LinuxLinux5.17.14 <= 5.17.*unaffected
LinuxLinux5.18.3 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References