CVE-2024-49573
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
sched/fair: Fix NEXT_BUDDY
Adam reports that enabling NEXT_BUDDY insta triggers a WARN in pick_next_entity().
Moving clear_buddies() up before the delayed dequeue bits ensures no ->next buddy becomes delayed. Further ensure no new ->next buddy ever starts as delayed.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 152e11f6df293e816a6a37c69757033cdc72667d < 5dbe6816c49197677a5ecce749bd99929da147da | affected |
| Linux | Linux | 152e11f6df293e816a6a37c69757033cdc72667d < 493afbd187c4c9cc1642792c0d9ba400c3d6d90d | affected |
| Linux | Linux | 6.12 | affected |
| Linux | Linux | 0 < 6.12 | unaffected |
| Linux | Linux | 6.12.7 <= 6.12.* | unaffected |
| Linux | Linux | 6.13 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/5dbe6816c49197677a5ecce749bd99929da147da
- https://git.kernel.org/stable/c/493afbd187c4c9cc1642792c0d9ba400c3d6d90d
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