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Description

In the Linux kernel, the following vulnerability has been resolved: PCI: hv: Fix a crash in hv_pci_restore_msi_msg() during hibernation When a Linux VM with an assigned PCI device runs on Hyper-V, if the PCI device driver is not loaded yet (i.e. MSI-X/MSI is not enabled on the device yet), doing a VM hibernation triggers a panic in hv_pci_restore_msi_msg() -> msi_lock_descs(&pdev->dev), because pdev->dev.msi.data is still NULL. Avoid the panic by checking if MSI-X/MSI is enabled.

PUBLISHED Reserved 2025-09-15 | Published 2025-09-15 | Updated 2025-09-15 | Assigner Linux

Product status

Default status
unaffected

dc2b453290c471266a2d56d7ead981e3c5cea05e (git) before 223fc5352054900f70b8b5e10cfc2f297e70c512
affected

dc2b453290c471266a2d56d7ead981e3c5cea05e (git) before d0687755407b21d252b98dca6be459153a60c62a
affected

dc2b453290c471266a2d56d7ead981e3c5cea05e (git) before e32fc2168aa6b477290392ddbb73d95f012b050c
affected

dc2b453290c471266a2d56d7ead981e3c5cea05e (git) before 04bbe863241a9be7d57fb4cf217ee4a72f480e70
affected

Default status
affected

5.17
affected

Any version before 5.17
unaffected

6.1.53 (semver)
unaffected

6.4.16 (semver)
unaffected

6.5.3 (semver)
unaffected

6.6 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/223fc5352054900f70b8b5e10cfc2f297e70c512

git.kernel.org/...c/d0687755407b21d252b98dca6be459153a60c62a

git.kernel.org/...c/e32fc2168aa6b477290392ddbb73d95f012b050c

git.kernel.org/...c/04bbe863241a9be7d57fb4cf217ee4a72f480e70

cve.org (CVE-2023-53175)

nvd.nist.gov (CVE-2023-53175)

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