Description
The cdf_unpack_summary_info function in cdf.c in the Fileinfo component in PHP before 5.4.29 and 5.5.x before 5.5.13 allows remote attackers to cause a denial of service (performance degradation) by triggering many file_printf calls.
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 14 | file | 1:5.19-1 | — |
| Debian 13 | file | 1:5.19-1 | — |
| Debian 12 | file | 1:5.19-1 | — |
| Debian 7 | file | 5.11-2+deb7u4 | DSA-3021-1 |
| Debian 7 | php5 | 5.4.4-14+deb7u10 | DSA-2943-1 |
| Debian 6.0 | file | 5.04-5+squeeze6 | DLA-27-1 |
| Debian 6.0 | php5 | 5.3.3-7+squeeze24 | DLA-145-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | php5 | 5.5.9+dfsg-1ubuntu4.1 | USN-2254-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | file +4 | 5.11-31.el7 | RHSA-2015:2155 |
| RHEL 7 | php +24 | 5.4.16-23.el7_0 | RHSA-2014:1013 |
| RHEL 6 | file +4 | 5.04-21.el6 | RHSA-2014:1606 |
| RHEL 6 | php +26 | 5.3.3-27.el6_5.1 | RHSA-2014:1012 |
| RHEL 5 | php53 +20 | 5.3.3-23.el5_10 | RHSA-2014:1012 |
| RHEL 1 | php54-php +24 | 5.4.16-22.el6 | RHSA-2014:1765 |
| RHEL 1 | php55-php +26 | 5.5.6-13.el6 | RHSA-2014:1766 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | php5 | 5.6.28-1.1 | openSUSE-SU-2024:10344-1 |
| openSUSE Tumbleweed | php7 | 7.0.14-1.4 | openSUSE-SU-2024:10290-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | file +4 | 5.11-31.el7 | ELSA-2015-2155 |
| Oracle Linux 7 | php +24 | 5.4.16-23.el7_0 | ELSA-2014-1013 |
Advisories 15
- RHSA-2015:2155 Red Hat Security Advisory: file security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2014:1766 Red Hat Security Advisory: php55-php security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2014:1765 Red Hat Security Advisory: php54-php security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2014:1606 Red Hat Security Advisory: file security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2014:1012 Red Hat Security Advisory: php53 and php security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2014:1013 Red Hat Security Advisory: php security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-2254-1 php5 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-27-1 file - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-2943-1 php5 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3021-1 file - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-145-1 php5 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10290-1 apache2-mod_php7-7.0.14-1.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10344-1 apache2-mod_php5-5.6.28-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2015-2155 Moderate: file security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Nov 23, 2015
- ELSA-2014-1013 Moderate: php security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 6, 2014
References
- 59329 third-party-advisory
- https://github.com/file/file/commit/b8acc83781d5a24cc5101e525d15efe0482c280d
- 59418 third-party-advisory
- https://support.apple.com/HT204659
- 67759 vdb-entry
- http://www-01.ibm.com/support/docview.wss?uid=swg21683486
- RHSA-2014:1766 vendor-advisory
- DSA-3021 vendor-advisory
- SUSE-SU-2014:0869 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- 59061 third-party-advisory
- http://www.php.net/ChangeLog-5.php
- 60998 third-party-advisory
- APPLE-SA-2015-04-08-2 vendor-advisory
- http://support.apple.com/kb/HT6443
- http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html
- RHSA-2014:1765 vendor-advisory
- https://bugs.php.net/bug.php?id=67328