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CVE-2016-4544 The exif_process_TIFF_in_JPEG function in ext/exif/exif.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 does not validate TIFF start data, which allows remote attackers to cause a de...

CriticalCVSS 9.8 EPSS 6.5%
Published
Updated
Exploit status
No public exploit known

Description

The exif_process_TIFF_in_JPEG function in ext/exif/exif.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 does not validate TIFF start data, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted header data.

Affected products

ProductAffected versionsFixed in
PHP >= 5.5.0, < 5.5.35 5.5.35
PHP >= 5.6.0, < 5.6.21 5.6.21
PHP >= 7.0.0, < 7.0.6 7.0.6
openSUSE leap = 42.1 No fix listed
opensuse = 13.2 No fix listed
fedoraproject fedora = 24 No fix listed
debian linux = 8.0 No fix listed

References