Vulnerability CVE-2023-52453


Published: 2024-02-23

Description:
In the Linux kernel, the following vulnerability has been resolved:

hisi_acc_vfio_pci: Update migration data pointer correctly on saving/resume

When the optional PRE_COPY support was added to speed up the device
compatibility check, it failed to update the saving/resuming data
pointers based on the fd offset. This results in migration data
corruption and when the device gets started on the destination the
following error is reported in some cases,

[ 478.907684] arm-smmu-v3 arm-smmu-v3.2.auto: event 0x10 received:
[ 478.913691] arm-smmu-v3 arm-smmu-v3.2.auto: 0x0000310200000010
[ 478.919603] arm-smmu-v3 arm-smmu-v3.2.auto: 0x000002088000007f
[ 478.925515] arm-smmu-v3 arm-smmu-v3.2.auto: 0x0000000000000000
[ 478.931425] arm-smmu-v3 arm-smmu-v3.2.auto: 0x0000000000000000
[ 478.947552] hisi_zip 0000:31:00.0: qm_axi_rresp [error status=0x1] found
[ 478.955930] hisi_zip 0000:31:00.0: qm_db_timeout [error status=0x400] found
[ 478.955944] hisi_zip 0000:31:00.0: qm sq doorbell timeout in function 2

 References:
https://git.kernel.org/stable/c/45f80b2f230df10600e6fa1b83b28bf1c334185e
https://git.kernel.org/stable/c/6bda81e24a35a856f58e6a5786de579b07371603
https://git.kernel.org/stable/c/be12ad45e15b5ee0e2526a50266ba1d295d26a88

Copyright 2026, cxsecurity.com

 

Back to Top