CVE-2012-5515

Home/CVE/The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earl

CVE

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earl

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.

MEDIUM · CVSS 4.7 EPSS 0.00141

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

▤

Affected Products & Versions

2

xen<= 4.2.0

xenall versions

▣

Scoring & Timeline

4.7

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Published to NVD13 Dec 2012 · 11:53 AM

⚑

Vendor Advisories

4

suse-csafopenSUSE-SU-2024:10196-1
suse-csafSUSE-SU-2015:0944-1
rhsaRHSA-2013:0168Moderate
suse-csafSUSE-SU-2015:0940-1

🔗

References & Sources

23

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html

http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html

http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html

Show all 23 references

http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html

http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html

http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html

http://lists.xen.org/archives/html/xen-announce/2012-12/msg00001.htmlVendor Advisory

http://secunia.com/advisories/51397Vendor Advisory

http://secunia.com/advisories/51468Vendor Advisory

http://secunia.com/advisories/51486Vendor Advisory

http://secunia.com/advisories/51487Vendor Advisory

http://secunia.com/advisories/51495Vendor Advisory

http://secunia.com/advisories/55082

http://security.gentoo.org/glsa/glsa-201309-24.xml

http://support.citrix.com/article/CTX135777

http://www.debian.org/security/2012/dsa-2582

http://www.openwall.com/lists/oss-security/2012/12/03/9

http://www.osvdb.org/88127

http://www.securityfocus.com/bid/56798

https://exchange.xforce.ibmcloud.com/vulnerabilities/80479

Intelligence Graph · click any node to traverse

CVETechnique ActorTool Family

drag to reposition · click any node to traverse · button top-right enlarges

External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities

Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs

Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures

Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service

threatengine.sh · Open-source threat intelligence platform · 100+ authoritative sources · Every fact traces to its origin