CVE catalog

CVE-2023-46840

xen: CVE-2023-46840

Severity: Medium · CVSS 4.1CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
Published: Jan 30, 2024, 1:19:20 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.26% · Oct 25, 2026

Incorrect placement of a preprocessor directive in source code results in logic that doesn't operate as intended when support for HVM guests is compiled out of Xen.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	xen	sid	`4.20.4+39-gf1e1321c87-1`	fixed
Debian	xen	forky	`4.20.4+39-gf1e1321c87-1`	fixed
Debian	xen	trixie	`4.20.3+127-gc42374a105-0+deb13u1`	fixed
Debian	xen	trixie-security	`4.20.4+39-gf1e1321c87-0+deb13u1`	fixed
Debian	xen	bookworm	`4.17.5+72-g01140da4e8-1`	fixed
Debian	xen	bookworm-security	`4.17.7-0+deb12u1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	xen	source	sid	`4.17.3+10-g091466ba55-1`	not yet assigned	Not reported	Not reported
Debian	xen	source	forky	`4.17.3+10-g091466ba55-1`	not yet assigned	Not reported	Not reported
Debian	xen	source	trixie	`4.17.3+10-g091466ba55-1`	not yet assigned	Not reported	Not reported
Debian	xen	source	bookworm	`4.17.3+10-g091466ba55-1~deb12u1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]