CVE-2012-2625

Home/CVE/The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualiz

CVE

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualiz

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image.

LOW · CVSS 2.7 EPSS 0.00313

Monitor

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

Sigma rules0 YARA rules0

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Weakness Classification

CWE-20Improper Input Validation

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Affected Products & Versions

xenall versions

xen xen-unstable< 25589\:60f09d1ab1fe

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Scoring & Timeline

2.7

LOW · CVSS v2 (legacy) · cve@mitre.org

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:A/AC:L/Au:S/C:N/I:N/A:P

Published to NVD31 Oct 2012 · 04:55 PM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10196-1

rhsaRHSA-2012:1130Moderate

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References & Sources

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

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1817Broken Link

http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00005.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.htmlThird Party Advisory

Show all 15 references

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.htmlThird Party Advisory

http://rhn.redhat.com/errata/RHSA-2012-1130.htmlThird Party Advisory

http://secunia.com/advisories/49184Third Party Advisory

http://secunia.com/advisories/51413Third Party Advisory

http://www.openwall.com/lists/oss-security/2012/10/26/3Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/53650Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id?1027090Third Party AdvisoryVDB Entry

http://xenbits.xensource.com/hg/xen-unstable.hg/rev/60f09d1ab1feVendor Advisory

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