CVE-2024-36024

Summary

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

drm/amd/display: Disable idle reallow as part of command/gpint execution

[Why] Workaroud for a race condition where DMCUB is in the process of committing to IPS1 during the handshake causing us to miss the transition into IPS2 and touch the INBOX1 RPTR causing a HW hang.

[How] Disable the reallow to ensure that we have enough of a gap between entry and exit and we're not seeing back-to-back wake_and_executes.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 2aac387445610d6dfd681f5214388e86f5677ef7affected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 6226a5aa77370329e01ee8abe50a95e60618ce97affected
LinuxLinux4.15affected
LinuxLinux0 < 4.15unaffected
LinuxLinux6.8.6 <= 6.8.*unaffected
LinuxLinux6.9 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References