[Pkg-xen-devel] Bug#444007: CVE-2007-1320 multiple heap based buffer overflows

[Nico Golde]

Package: xen-3.0
Version: 3.0.3-0-2
Severity: grave
Tags: security

Hi,
the following CVE (Common Vulnerabilities & Exposures) id was
published for xen-3.0.

CVE-2007-1320[0]:
| Multiple heap-based buffer overflows in the cirrus_invalidate_region
| function in the Cirrus VGA extension in QEMU 0.8.2 might allow local
| users to execute arbitrary code via unspecified vectors related to
| "attempting to mark non-existent regions as dirty," aka the "bitblt"
| heap overflow.

If you fix this vulnerability please also include the CVE id
in your changelog entry.

This also affects xen in etch.
Please have a look at:
http://lists.xensource.com/archives/html/xen-devel/2007-05/msg00021.html
http://xenbits.xensource.com/xen-unstable.hg?rev/9e86260b95a4

For further information:
[0] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1320

Kind regards
Nico

-- 
Nico Golde - http://ngolde.de - nion at jabber.ccc.de - GPG: 0x73647CFF
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