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CVE-2009-3558

Published: 23 November 2009

The posix_mkfifo function in ext/posix/posix.c in PHP before 5.2.12 and 5.3.x before 5.3.1 allows context-dependent attackers to bypass open_basedir restrictions, and create FIFO files, via the pathname and mode arguments, as demonstrated by creating a .htaccess file.

Priority

Medium

Status

Package Release Status
php5
Launchpad, Ubuntu, Debian
upstream
Released (5.3.1)
dapper
Released (5.1.2-1ubuntu3.17)
hardy
Released (5.2.4-2ubuntu5.9)
intrepid
Released (5.2.6-2ubuntu4.5)
jaunty
Released (5.2.6.dfsg.1-3ubuntu4.4)
karmic
Released (5.2.10.dfsg.1-2ubuntu6.3)
Patches:
upstream: http://svn.php.net/viewvc?view=revision&revision=288943