CVE-2013-4551 — Improper Input Validation in XEN

CWE-20 — Improper Input Validation7 documents6 sources
Severity
5.7MEDIUMNVD
EPSS
0.4%
top 37.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
XENDebian XEN
Timeline
PublishedNov 18
Latest updateMay 17

Description

Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of service (host crash) via unspecified vectors related to "guest VMX instruction execution."

CVSS vector

AV:A/AC:M/C:N/I:N/A:CExploitability: 5.5 | Impact: 6.9

Affected Packages3 packages

▶debiandebian/xen< xen 4.4.0-1 (bookworm)
▶Debianxen/xen< 4.4.0-1+3
▶NVDxen/xen6 versions+5

🔴Vulnerability Details

2
GHSA
GHSA-x975-qcf7-3vh2: Xen 4↗2022-05-17
▶
OSV
CVE-2013-4551: Xen 4↗2013-11-18
▶

📋Vendor Advisories

2
Red Hat
xen: Host crash due to guest VMX instruction execution↗2013-11-08
▶
Debian
CVE-2013-4551: xen - Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly c...↗2013
▶

💬Community

2
Bugzilla
CVE-2013-4551 xen: Host crash due to guest VMX instruction execution [fedora-all]↗2013-11-11
▶
Bugzilla
CVE-2013-4551 xen: Host crash due to guest VMX instruction execution↗2013-11-08
▶