CVE-2024-46737

nvmet-tcp: fix kernel crash if commands allocation fails

EPSS 0.3%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

18 Sep 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix kernel crash if commands allocation fails If the commands allocation fails in nvmet_tcp_alloc_cmds() the kernel crashes in nvmet_tcp_release_queue_work() because of a NULL pointer dereference. nvmet: failed to install queue 0 cntlid 1 ret 6 Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008 Fix the bug by setting queue->nr_cmds to zero in case nvmet_tcp_alloc_cmd() fails.

Affected products

Linux · Linux

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References

https://git.kernel.org/stable/c/03e1fd0327fa5e2174567f5fe9290fe21d21b8f4 https://git.kernel.org/stable/c/489f2913a63f528cfe3f21722583fb981967ecda https://git.kernel.org/stable/c/50632b877ce55356f5d276b9add289b1e7ddc683 https://git.kernel.org/stable/c/5572a55a6f830ee3f3a994b6b962a5c327d28cb3 https://git.kernel.org/stable/c/6c04d1e3ab22cc5394ef656429638a5947f87244 https://git.kernel.org/stable/c/7957c731fc2b23312f8935812dee5a0b14b04e2d https://git.kernel.org/stable/c/91dad30c5607e62864f888e735d0965567827bdf https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html