I just uploaded new MySQL 5.1.41 packages that fix a remote buffer overflow in MySQL servers that use the embedded YaSSL library : Lenz Grimmer gives more information about this issue CVE-2009-4484 has been filled Since Debian and Dotdeb are impacted, you are strongly encouraged to upgrade your servers.

Just for fun : I’ve been interviewed about Dotdeb by PHP TV, a french-speaking webTV.

On December 17th 2009, the PHP Group released PHP 5.2.12 : The PHP development team would like to announce the immediate availability of PHP 5.2.12. This release focuses on improving the stability of the PHP 5.2.x branch with over 60 bug fixes, some of which are security related. All users of PHP 5.2 are encouraged to upgrade to this release. Security Enhancements and Fixes in PHP 5.2.12: Fixed a safe_mode bypass in tempnam() identified by Grzegorz Stachowiak. (CVE-2009-3557, Rasmus) Fixed a open_basedir bypass in posix_mkfifo() identified by Grzegorz Stachowiak. (CVE-2009-3558, Rasmus) Added “max_file_uploads” INI directive, which can be set to limit the number of file uploads per-request to 20 by default, to prevent possible DOS via temporary file exhaustion, identified by Bogdan Calin. (CVE-2009-4017, Ilia) Added protection for $_SESSION from interrupt corruption and improved “session.save_path” check, identified by Stefan Esser. (CVE-2009-4143, Stas) Fixed bug #49785 (insufficient input string validation of htmlspecialchars()). (CVE-2009-4142, Moriyoshi, hello at iwamot dot com) (Please read the full announcement for more details) ...

The PHP 5.3.1 packages for Debian “Lenny” have been updated to fix : the php5-fpm binary the /etc/init.d/php5-fpm script All should work fine now.

The official announcement A few days ago, the PHP Group released PHP 5.3.1 : The PHP development team would like to announce the immediate availability of PHP 5.3.1. This release focuses on improving the stability of the PHP 5.3.x branch with over 100 bug fixes, some of which are security related. All users of PHP are encouraged to upgrade to this release. Security Enhancements and Fixes in PHP 5.3.1: Added “max_file_uploads” INI directive, which can be set to limit the number of file uploads per-request to 20 by default, to prevent possible DOS via temporary file exhaustion. Added missing sanity checks around exif processing. Fixed a safe_mode bypass in tempnam(). Fixed a open_basedir bypass in posix_mkfifo(). Fixed failing safe_mode_include_dir. Further details about the PHP 5.3.1 release can be found in the release announcement, and the full list of changes are available in the ChangeLog. ...

MySQL 5.1.41 is now available on Dotdeb for Debian 5.0 “Lenny” / Debian 4.0 “Etch” in amd64/i386 flavours. This maintenance release fixes a lot of bugs (please read the Changelog for more details). Please note the the InnoDB plugin has been updated to 1.0.5.

MySQL 5.1.40 is now available on Dotdeb for Debian 5.0 “Lenny” / Debian 4.0 “Etch” in amd64/i386 flavours. As usual, this maintenance release fixes a lot of bugs (please read the Changelog for more details). Please note that the packaging is a little bit different from the official Debian packaging, to include the InnoDB plugin in the mysql-server-5.1 package instead of in the libmysqlclient-dev one. This plugin replaces the built-in InnoDB support and has many advantages : ...

Looking for a new way to speed up your MySQL server? The tcmalloc library from Google Perftools could be the answer (about 15-20% performance improvement). Refer to this (updated) How-to for more information. I just packaged Google Perftools 1.4 for Debian 5.0 (a.k.a. “Lenny”). According to the Changelog, they’re bringing a lot of bugfixes and improvements, and then they enhance the stability of the daemons they’re plugged in, especially on 64bits systems. ...

MySQL 5.1.39 is now available on Dotdeb for Debian 4.0 “Etch” / Debian 5.0 “Lenny” in amd64/i386 flavours. This maintenance release fixes a lot of bugs. Please note that the Lenny version introduces some hardening features. As usual, please read the list of changes in 5.1.39 before upgrading.

PHP 5.2.11 has been published a few days ago by the PHP Group and its packages are now available for Debian Etch and Lenny, amd64 and i386. It fixes a lot of bugs and some security issues : Fixed certificate validation inside php_openssl_apply_verification_policy. (Ryan Sleevi, Ilia) Fixed sanity check for the color index in imagecolortransparent(). (Pierre) Added missing sanity checks around exif processing. (Ilia) Fixed bug #44683 (popen crashes when an invalid mode is passed). (Pierre) To avoid the same negative feedbacks as about PHP 5.2.10, a lot of debug and changes has been made : ...