CVE-2024-42135

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: vhost_task: Handle SIGKILL by flushing work and exiting Instead of lingering until the device is closed, this has us handle SIGKILL by: 1. marking the worker as killed so we no longer try to use it with new virtqueues and new flush operations. 2. setting the virtqueue to worker mapping so no new works are queued. 3. running all the exiting works.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedJul 30, 2024
First seenJul 30, 2024

How to fix

Update
  • linux linux_kernel6.6.39, 6.9.9 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 6.6.39, 6.7 ≤ v < 6.9.96.6.39, 6.9.9

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