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TITLE:
xv Multiple Vulnerabilities

SECUNIA ADVISORY ID:
SA14977

VERIFY ADVISORY:
http://secunia.com/advisories/14977/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
xv 3.x
http://secunia.com/product/2011/

DESCRIPTION:
Tavis Ormandy has reported some vulnerabilities in xv, which
potentially can be exploited by malicious people to compromise a
user's system.

1) Some boundary errors when processing comments in the PDS image
decoder may be exploited cause buffer overflows and execute arbitrary
code by tricking a user into viewing a specially crafted image.

2) Some format string errors in the TIFF and PDS image decoders may
be exploited to execute arbitrary code by tricking a user into
viewing a specially crafted image.

3) An input validation error in the handling of filenames may in
certain situations be exploited to inject arbitrary shell commands
via a specially crafted filename containing shell meta characters.

SOLUTION:
Use another product.

PROVIDED AND/OR DISCOVERED BY:
Tavis Ormandy, Gentoo Linux Security Audit Team.

ORIGINAL ADVISORY:
Gentoo:
http://security.gentoo.org/glsa/glsa-200504-17.xml

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