Tracker / CVE-2024-49855
CVE-2024-49855
Critical 9.8
In the Linux kernel, the following vulnerability has been resolved: nbd: fix race between timeout and normal completion If request timetout is handled by nbd_requeue_cmd(), normal completion has to be stopped for avoiding to complete this requeued request, other use-after-free can be triggered. Fix the race by clearing NBD_CMD_INFLIGHT in nbd_requeue_cmd(), meantime make sure that cmd->lock is grabbed for clearing the flag and the requeue.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · 5.18.4 → 5.19 |
| linux | linux_kernel · 5.19 → 6.1.113 |
| linux | linux_kernel · 6.11 → 6.11.2 |
| linux | linux_kernel · 6.2 → 6.6.54 |
| linux | linux_kernel · 6.7 → 6.10.13 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.