CVE-2012-2625

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x...

2.7 LowFix available

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.

Exploit likelihood

0.92%Down 0.6 points since Feb 4, 2022

What each source reports

NVD Score used 2.7

Record: CVE-2012-2625
CVSS 2.0: 2.7 LowAV:A/AC:L/Au:S/C:N/I:N/A:P
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-2625
Updated: 2026-11-02

EUVDEUVD-2012-2611 No score

Record: EUVD-2012-2611
Updated: 2026-11-03

GitHub AdvisoriesGHSA-87h8-hfg7-gxc3 No score

The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x...

Record: GHSA-87h8-hfg7-gxc3
Weakness: CWE-20
Updated: 2026-11-02

OSV No score

Record: CVE-2012-2625
Updated: 2026-11-02

OSVDEBIAN-CVE-2012-2625 No score

Record: DEBIAN-CVE-2012-2625
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10196-1 No score

xen-4.7.0_12-1.3 on GA media

These are all security issues fixed in the xen-4.7.0_12-1.3 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10196-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`xen` Debian:12	before 4.1.3-4	4.1.3-4
`xen` Debian:13	before 4.1.3-4	4.1.3-4
`xen` Debian:14	before 4.1.3-4	4.1.3-4
`xen` Debian:6.0	before 4.0.1-5.7, plus listed versions 4.0.1-24.0.1-44.0.1-54.0.1-5.14.0.1-5.2 Show 4 moreShow less 4.0.1-5.34.0.1-5.44.0.1-5.54.0.1-5.6	4.0.1-5.7
`xen` Red Hat:enterprise_linux:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-debuginfo` Red Hat:enterprise_linux:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-libs` Red Hat:enterprise_linux:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen` Red Hat:rhel_virtualization:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-debuginfo` Red Hat:rhel_virtualization:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-devel` Red Hat:rhel_virtualization:5::client	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4

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Affected packages
Package	Affected	Fixed
`xen` Red Hat:enterprise_linux:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-debuginfo` Red Hat:enterprise_linux:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-libs` Red Hat:enterprise_linux:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen` Red Hat:rhel_virtualization:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-debuginfo` Red Hat:rhel_virtualization:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen-devel` Red Hat:rhel_virtualization:5::server	before 0:3.0.3-135.el5_8.4	0:3.0.3-135.el5_8.4
`xen` openSUSE:Tumbleweed	before 4.7.0_12-1.3	4.7.0_12-1.3

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-2625 is a low vulnerability (CVSS 2.7) in Xen, published October 31, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.92%, the 60th percentile. Fixed in xen 4.1.3-4.

References

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