CVE-2025-1713

deadlock potential with VT-d and legacy PCI device pass-through

State: Published
Severity: 7.5 High
Published: Jul 17, 2025
Updated: Jul 17, 2025
Reserved: Feb 26, 2025

Description

When setting up interrupt remapping for legacy PCI(-X) devices, including PCI(-X) bridges, a lookup of the upstream bridge is required. This lookup, itself involving acquiring of a lock, is done in a context where acquiring that lock is unsafe. This can lead to a deadlock.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-833 Deadlock

Affected Products

Product	Versions
XenXen	consult Xen advisory XSA-467Unknown

References

https://xenbits.xenproject.org/xsa/advisory-467.html
http://www.openwall.com/lists/oss-security/2025/02/27/1
http://xenbits.xen.org/xsa/advisory-467.html
http://www.openwall.com/lists/oss-security/2025/02/27/3
http://www.openwall.com/lists/oss-security/2025/02/28/1

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