Description

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.

INFO

Published Date :

2024-10-21T12:18:47.391Z

Last Modified :

2025-11-03T22:22:24.136Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2024-49855 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2024-49855.

URL Resource
https://git.kernel.org/stable/c/5236ada8ebbd9e7461f17477357582f5be4f46f7 cve-icon cve-icon
https://git.kernel.org/stable/c/6e73b946a379a1dfbb62626af93843bdfb53753d cve-icon cve-icon
https://git.kernel.org/stable/c/9a74c3e6c0d686c26ba2aab66d15ddb89dc139cc cve-icon cve-icon
https://git.kernel.org/stable/c/9c25faf72d780a9c71081710cd48759d61ff6e9b cve-icon cve-icon
https://git.kernel.org/stable/c/c9ea57c91f03bcad415e1a20113bdb2077bcf990 cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html cve-icon
https://lore.kernel.org/linux-cve-announce/2024102153-CVE-2024-49855-8997@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-49855 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-49855 cve-icon
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