TITLE:
File::ExtAttr "getfattr()" Off-By-One Vulnerability
SECUNIA ADVISORY ID:
SA18253
VERIFY ADVISORY:
http://secunia.com/advisories/18253/
CRITICAL:
Not critical
IMPACT:
DoS
WHERE:
Local system
SOFTWARE:
File::ExtAttr 0.x
http://secunia.com/product/6723/
DESCRIPTION:
A vulnerability has been reported in File::ExtAttr, which potentially
can be exploited by malicious, local users to cause a DoS (Denial of
Service).
The vulnerability is caused due to an off-by-one buffer overflow in
"getfattr()" when retrieving the extended attributes of a file. This
can potentially be exploited to cause a DoS via a specially crafted
extended attribute.
The vulnerability has been reported in versions prior to 0.03.
Note: The actual impact of the vulnerability depends on how the Perl
library is used in an application.
SOLUTION:
Update to version 0.03.
http://sourceforge.net/project/showfiles.php?group_id=153116
PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.
ORIGINAL ADVISORY:
http://sourceforge.net/project/shownotes.php?release_id=382199&group_id=153116
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