CVE-2023-52649

Summary

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

drm/vkms: Avoid reading beyond LUT array

When the floor LUT index (drm_fixp2int(lut_index) is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of the floor LUT index.

v3:

  • Drop bits from commit description that didn't contribute anything of value

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxdb1f254f2cfaf0510ae34fa2311a8d749e95179a < 9556c167673057d48ce4a0da675026fe046654c1affected
LinuxLinuxdb1f254f2cfaf0510ae34fa2311a8d749e95179a < 046c1184ce60b0a37d48134f17ddbc1f32ce02bdaffected
LinuxLinuxdb1f254f2cfaf0510ae34fa2311a8d749e95179a < 92800aaeff51b8358d1e0a7eb74daf8aa2d7ce9daffected
LinuxLinuxdb1f254f2cfaf0510ae34fa2311a8d749e95179a < 2fee84030d12d9fddfa874e4562d71761a129277affected
LinuxLinux6.6affected
LinuxLinux0 < 6.6unaffected
LinuxLinux6.6.23 <= 6.6.*unaffected
LinuxLinux6.7.11 <= 6.7.*unaffected
LinuxLinux6.8.2 <= 6.8.*unaffected
LinuxLinux6.9 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References