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TITLE:
policyd "read_w()" Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA26021

VERIFY ADVISORY:
http://secunia.com/advisories/26021/

CRITICAL:
Highly critical

IMPACT:
DoS, System access

WHERE:
>From remote

SOFTWARE:
policyd 1.x
http://secunia.com/product/14781/

DESCRIPTION:
Raphaël Marichez has reported a vulnerability in policyd, which can
be exploited by malicious people to cause a DoS (Denial of Service)
and potentially compromise a vulnerable system.

The vulnerability is caused due to a boundary error within the
function "w_read()" in sockets.c. This can be exploited to cause a
buffer overflow by sending large SMTP commands to a vulnerable
system.

The vulnerability is reported in versions prior to 1.81.

SOLUTION:
Update to version 1.81.

PROVIDED AND/OR DISCOVERED BY:
Raphaël Marichez

ORIGINAL ADVISORY:
http://sourceforge.net/project/shownotes.php?release_id=522366

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