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CVE-2024-53240

xen/netfront: fix crash when removing device

EPSS 0.6%
In the Linux kernel, the following vulnerability has been resolved: xen/netfront: fix crash when removing device When removing a netfront device directly after a suspend/resume cycle it might happen that the queues have not been setup again, causing a crash during the attempt to stop the queues another time. Fix that by checking the queues are existing before trying to stop them. This is XSA-465 / CVE-2024-53240.
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/1d5354a9182b6d302ae10367cbec1ca339d4e4e7https://git.kernel.org/stable/c/20f7f0cf7af5d81b218202ef504223af84b16a8fhttps://git.kernel.org/stable/c/2657ba851fa3381256d81e431b20041dc232fd88https://git.kernel.org/stable/c/7728e974ffbf14f17648dd92ea640b42b654d47chttps://git.kernel.org/stable/c/8b41e6bccf7de93982781be4125211443382e66dhttps://git.kernel.org/stable/c/f9244fb55f37356f75c739c57323d9422d7aa0f8https://git.kernel.org/stable/c/fe9a8f5250aed0948b668c8a4e051e3b0fc29f09https://lists.debian.org/debian-lts-announce/2025/03/msg00001.htmlhttps://lists.debian.org/debian-lts-announce/2025/03/msg00002.htmlhttp://xenbits.xen.org/xsa/advisory-465.html