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oxenstored: Unbounded accumulation of watches

🗓️ 08 Sep 2026 12:00:00Reported by Xen ProjectType 
xen
 xen
🔗 xenbits.xen.org👁 22 Views

Unbounded memory accumulation in Oxenstored global trie on xenbus reconnect causing system-wide DoS.

Related
Detection
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-79604
8 Sep 202612:00
–cve
debian
Debian
[SECURITY] [DSA 6571-1] xen security update
18 Oct 202617:47
–debian
debiancve
Debian CVE
CVE-2026-79604
8 Sep 202612:00
–debiancve
nessus
Tenable Nessus
Debian dsa-6571 : libxen-dev - security update
18 Oct 202600:00
–nessus
nessus
Tenable Nessus
Fedora 44 : xen (2026-1d448c1d40)
3 Oct 202600:00
–nessus
nessus
Tenable Nessus
Fedora 43 : xen (2026-a9ea805bc1)
3 Oct 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-79604
8 Sep 202600:00
–nessus
fedora
Fedora
[SECURITY] Fedora 44 Update: xen-4.21.2-2.fc44
3 Oct 202601:12
–fedora
fedora
Fedora
[SECURITY] Fedora 43 Update: xen-4.20.4-2.fc43
3 Oct 202601:35
–fedora
mend
Mend
CVE-2026-79604
8 Sep 202600:00
–mend
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Vulners
Node
xenxenRange4.6≥

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08 Sep 2026 12:00Current
5.8Medium risk
Vulners AI Score5.8
22