CVE-2023-53861

Summary

In the Linux kernel, the following vulnerability has been resolved:

ext4: correct grp validation in ext4_mb_good_group

Group corruption check will access memory of grp and will trigger kernel crash if grp is NULL. So do NULL check before corruption check.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux100c0ad6c04597fefeaaba2bb1827cc015d95067 < 245759d987b617d183061db6ab8886ebb5cc78e9affected
LinuxLinux620a3c28221bb219b81bc0bffd065cc187494302 < 3e24082f16825279054a2b8a5e668d65070bbf07affected
LinuxLinuxb4319e457d6e3fb33e443efeaf4634fc36e8a9ed < 772ca4bc1d0d21320ef2ecc0f9e4f90ea85a035daffected
LinuxLinux5354b2af34064a4579be8bc0e2f15a7b70f14b5f < 83a9d5f5ec7e75640b1ba0bbd77a4888df798bb4affected
LinuxLinux5354b2af34064a4579be8bc0e2f15a7b70f14b5f < e69d665987db0e37896adf78a7e718f9a0a75d3faffected
LinuxLinux5354b2af34064a4579be8bc0e2f15a7b70f14b5f < a9ce5993a0f5c0887c8a1b4ffa3b8046fbcfdc93affected
LinuxLinux31668cebf45adfb6283e465e641c4f5a21b07afaaffected
LinuxLinux5.10.181 < 5.10.195affected
LinuxLinux5.15.113 < 5.15.132affected
LinuxLinux6.1.30 < 6.1.53affected
LinuxLinux6.3.4 < 6.4affected
LinuxLinux6.4affected
LinuxLinux0 < 6.4unaffected
LinuxLinux5.10.195 <= 5.10.*unaffected
LinuxLinux5.15.132 <= 5.15.*unaffected
LinuxLinux6.1.53 <= 6.1.*unaffected
LinuxLinux6.4.16 <= 6.4.*unaffected
LinuxLinux6.5.3 <= 6.5.*unaffected
LinuxLinux6.6 <= *unaffected

Weaknesses

References