Description
PHP before 5.3.9 has improper libxslt security settings, which allows remote attackers to create arbitrary files via a crafted XSLT stylesheet that uses the libxslt output extension.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | php5 | 5.3.3-7+squeeze5 | DSA-2399-1 |
| Debian 5.0 | php5 | 5.2.6.dfsg.1-1+lenny14 | DSA-2399-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | php +25 | 5.3.3-14.el6_3 | RHSA-2012:1046 |
| RHEL 5 | php +18 | 5.1.6-39.el5_8 | RHSA-2012:1045 |
| RHEL 5 | php53 +20 | 5.3.3-13.el5_8 | RHSA-2012:1047 |
Advisories 4
- RHSA-2012:1046 Red Hat Security Advisory: php security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2012:1047 Red Hat Security Advisory: php53 security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2012:1045 Red Hat Security Advisory: php security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-2399-1 php5 - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- [oss-security] 20120115 Re: CVE affected for PHP 5.3.9 ? mailing-list
- HPSBMU02786 vendor-advisory
- [oss-security] 20120113 Re: CVE affected for PHP 5.3.9 ? mailing-list
- [oss-security] 20120113 Re: CVE affected for PHP 5.3.9 ? mailing-list
- DSA-2399 vendor-advisory
- [oss-security] 20120117 Re: CVE affected for PHP 5.3.9 ? mailing-list
- SUSE-SU-2012:0411 vendor-advisory
- http://php.net/ChangeLog-5.php#5.3.9
- openSUSE-SU-2012:0426 vendor-advisory
- SUSE-SU-2012:0472 vendor-advisory
- [oss-security] 20120113 Re: CVE affected for PHP 5.3.9 ? mailing-list
- 48668 third-party-advisory
- [oss-security] 20120114 Re: CVE affected for PHP 5.3.9 ? mailing-list
- [oss-security] 20120115 Re: CVE affected for PHP 5.3.9 ? mailing-list
- [oss-security] 20120113 Re: CVE affected for PHP 5.3.9 ? mailing-list
- [oss-security] 20120114 Re: CVE affected for PHP 5.3.9 ? mailing-list
- php-libxslt-security-bypass(72908) vdb-entry
- [oss-security] 20120114 Re: CVE affected for PHP 5.3.9 ? mailing-list
- [oss-security] 20120113 CVE affected for PHP 5.3.9 ? mailing-list
- https://bugs.php.net/bug.php?id=54446
- [oss-security] 20120113 Re: CVE affected for PHP 5.3.9 ? mailing-list