[Pkg-tcltk-devel] Bug#445303: CVE-2007-5137 arbitrary code execution via multi-frame interlaced GIF

[Nico Golde]

Package: tk8.3
Version: 8.3.5-4
Severity: grave
Tags: security patch

Hi,
the following CVE (Common Vulnerabilities & Exposures) id was
published for tk8.3.

CVE-2007-5137[0]:
| Buffer overflow in the ReadImage function in generic/tkImgGIF.c in Tcl
| (Tcl/Tk) before 8.4.16 allows remote attackers to execute arbitrary
| code via multi-frame interlaced GIF files in which later frames are
| smaller than the first.

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

Attached is a patch to fix this vulnerability.

For further information:
[0] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5137

Kind regards
Nico

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