CVE-2012-4539 — Infinite Loop in XEN

CWE-399CWE-835 — Infinite Loop7 documents6 sources
Severity
2.1LOWNVD
EPSS
0.1%
top 77.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
XENDebian XEN
Timeline
PublishedNov 21
Latest updateMay 17

Description

Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, allows local guest OS administrators to cause a denial of service (infinite loop and hang or crash) via invalid arguments to GNTTABOP_get_status_frames, aka "Grant table hypercall infinite loop DoS vulnerability."

CVSS vector

AV:L/AC:L/C:N/I:N/A:PExploitability: 3.9 | Impact: 2.9

Affected Packages3 packages

▶debiandebian/xen< xen 4.1.3-4 (bookworm)
▶Debianxen/xen< 4.1.3-4+3
▶NVDxen/xen10 versions+9

🔴Vulnerability Details

2
GHSA
GHSA-fh46-gpfm-wfxc: Xen 4↗2022-05-17
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OSV
CVE-2012-4539: Xen 4↗2012-11-21
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📋Vendor Advisories

2
Red Hat
kernel: xen: Grant Table hypercall infinite loop can crash Xen↗2012-11-13
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Debian
CVE-2012-4539: xen - Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, al...↗2012
▶

💬Community

2
Bugzilla
CVE-2012-4539 kernel: xen: Grant Table hypercall infinite loop can crash Xen [fedora-all]↗2012-11-13
▶
Bugzilla
CVE-2012-4539 kernel: xen: Grant Table hypercall infinite loop can crash Xen↗2012-10-25
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