CVE-2023-52453
kernel: hisi_acc_vfio_pci: Update migration data pointer correctly on saving/resume
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 23, 2024
Updated · October 21, 2026
Description
A flaw was found in the Linux kernel hisi_acc_vfio_pci driver. On migration save and resume, the migration data pointer is not updated, so later state is read or written at the wrong offset. A local user of that VFIO device can corrupt migration data or crash the kernel.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-823 · Use of Out-of-range Pointer Offset