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CVE-2026-97987

virtio_input: reset device if input_register_device() fails

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.189, 6.6.158, 6.12.111, 6.18.53, 7.2.7
None on Exploit-DB, Metasploit or GitHub

Summary

In the Linux kernel, the following vulnerability has been resolved: virtio_input: reset device if input_register_device() fails Probe marks the device DRIVER_OK with virtio_device_ready() before calling input_register_device(). If registration fails, the error path cleared vi->ready and called del_vqs() while the device was still live, so the device could keep DMA to queues that were already torn down. Match remove/freeze: call virtio_reset_device() on that path before tearing down the virtqueues.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 087b9ee4d36968329c846e6846e4e50f66532888; From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 16c90260ae7ae32d7ac9128fb5da404c37154765; From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 9a7e107734137f098f9b81e5615aa5a02c5395c7; From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 8407da8974326c1ffdfe6a5a9bfc8fed3212bbdf; From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 668ebfea7ba623450b12fdeaa0d080464d0c0a14; From 271c865161c57cfabca45b93eaa712b19da365bc · fixed in 81489b32a21c9360f8750d1fb600155d27452e19

  • Linux Linux

    4.1

  • KernelLinux

    From 4.1.0 · fixed in 6.1.189; From 6.2.0 · fixed in 6.6.158; From 6.7.0 · fixed in 6.12.111; From 6.13.0 · fixed in 6.18.53; From 6.19.0 · fixed in 7.2.7

References 6

git.kernel.org