[ GLSA 200804-07 ] PECL APC: Buffer Overflow

[GLSA]

Gentoo Linux Security Advisory

Title: PECL APC: Buffer Overflow (GLSA 200804-07)
Severity: high
Exploitable: remote
Date: April 09, 2008
Bug(s): #214576
ID: 200804-07

Synopsis


A buffer overflow vulnerability in PECL APC might allow for the remote
execution of arbitrary code.


Background


PECL Alternative PHP Cache (PECL APC) is a free, open, and robust
framework for caching and optimizing PHP intermediate code.


Affected Packages

Package: dev-php5/pecl-apc
Vulnerable: < 3.0.16-r1
Unaffected: >= 3.0.16-r1
Architectures: All supported architectures


Description


Daniel Papasian discovered a stack-based buffer overflow in the
apc_search_paths() function in the file apc.c when processing long
filenames.


Impact


A remote attacker could exploit this vulnerability to execute arbitrary
code in PHP applications that pass user-controlled input to the
include() function.


Workaround


There is no known workaround at this time.


Resolution


All PECL APC users should upgrade to the latest version: