Description (CNA)
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 (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c before 2aac387445610d6dfd681f5214388e86f5677ef7; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c before 6226a5aa77370329e01ee8abe50a95e60618ce97 |
| Linux / Linux | affected 4.15; unaffected 0 before 4.15; unaffected 6.8.6 through 6.8.*; unaffected 6.9 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/2aac387445610d6dfd681f5214388e86f5677ef7
- https://git.kernel.org/stable/c/6226a5aa77370329e01ee8abe50a95e60618ce97
ADP enrichment
No English description supplied.
No English description supplied.
No references supplied.