What’s Vulnerable › Vulnerabilities

CVE-2024-53240: xen/netfront: fix crash when removing device

• Severity: medium (CVSS 5.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-12-24 · updated 2026-06-17

Description

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 kernel: from 4.19.269 before 4.20; from 5.4.227 before 5.4.288; from 5.10.159 before 5.10.232; from 5.15.83 before 5.15.175; from 6.0.13 before 6.1; from 6.1.1 before 6.1.121 — fixed in 4.20, 5.10.232, 5.15.175, 5.4.288, 6.1, 6.1.121

How to fix

Upgrade to a fixed version: Linux kernel 4.20, 5.10.232, 5.15.175, 5.4.288. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1d5354a9182b6d302ae10367cbec1ca339d4e4e7
• https://git.kernel.org/stable/c/20f7f0cf7af5d81b218202ef504223af84b16a8f
• https://git.kernel.org/stable/c/2657ba851fa3381256d81e431b20041dc232fd88
• https://git.kernel.org/stable/c/7728e974ffbf14f17648dd92ea640b42b654d47c
• https://git.kernel.org/stable/c/8b41e6bccf7de93982781be4125211443382e66d
• https://git.kernel.org/stable/c/f9244fb55f37356f75c739c57323d9422d7aa0f8
• https://git.kernel.org/stable/c/fe9a8f5250aed0948b668c8a4e051e3b0fc29f09
• http://xenbits.xen.org/xsa/advisory-465.html
• https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
• https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

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