A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Several security issues were fixed in PHP.
- php5: HTML-embedded scripting language interpreter
USN-3953-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that PHP incorrectly handled certain exif tags in
JPEG images. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
The problem can be corrected by updating your system to the following