CVE-2012-3433 — XEN vulnerability

CWE-3996 documents6 sources
Severity
4.9MEDIUMNVD
EPSS
0.1%
top 77.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
XENDebian XEN
Timeline
PublishedNov 24
Latest updateMay 17

Description

Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.

CVSS vector

AV:L/AC:L/C:N/I:N/A:CExploitability: 3.9 | Impact: 6.9

Affected Packages3 packages

▶debiandebian/xen< xen 4.1.3-1 (bookworm)
▶Debianxen/xen< 4.1.3-1+3
▶NVDxen/xen4.0.0, 4.1.0+1

🔴Vulnerability Details

2
GHSA
GHSA-4r2q-mgcp-7w6w: Xen 4↗2022-05-17
▶
OSV
CVE-2012-3433: Xen 4↗2012-11-24
▶

📋Vendor Advisories

2
Red Hat
kernel: xen: HVM guest destroy p2m teardown host DoS vulnerability↗2012-08-09
▶
Debian
CVE-2012-3433: xen - Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (...↗2012
▶

💬Community

1
Bugzilla
CVE-2012-3433 kernel: xen: HVM guest destroy p2m teardown host DoS vulnerability↗2012-07-26
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