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x86: DMs may cause mem leak by IRQ binding

🗓️ 08 Sep 2026 12:00:00Reported by Xen ProjectType 
xen
 xen
🔗 xenbits.xen.org👁 9 Views

Memory leak in Xen from 3.2 when HVM guest re-binds PCI IRQs during termination, risking host DoS.

Related
Detection
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-62437
8 Sep 202612:10
–cve
cvelist
Cvelist
CVE-2026-62437 x86: DMs may cause mem leak by IRQ binding
8 Sep 202612:10
–cvelist
debiancve
Debian CVE
CVE-2026-62437
8 Sep 202612:10
–debiancve
euvd
EUVD
EUVD-2026-72719
8 Sep 202612:10
–euvd
nvd
NVD
CVE-2026-62437
8 Sep 202613:17
–nvd
osv
OSV
ALPINE-CVE-2026-62437
8 Sep 202613:17
–osv
osv
OSV
DEBIAN-CVE-2026-62437
8 Sep 202613:17
–osv
osv
OSV
OPENSUSE-SU-2026:11738-1 xen-4.22.0_04-1.1 on GA media
9 Sep 202600:00
–osv
osv
OSV
SUSE-SU-2026:4087-1 Security update for xen
8 Sep 202612:26
–osv
osv
OSV
SUSE-SU-2026:4088-1 Security update for xen
8 Sep 202612:26
–osv
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Vulners
Node
xenxenRange3.2≥

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08 Sep 2026 12:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.16.5
EPSS0.00124
SSVC
9