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Vulnerability record · CVE-2016-4544 · published 22 May 2016

CVE-2016-4544: Php memory buffer overflow vulnerability

Php · Php

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.

9.8 CVSS 3.1 Critical EPSS 6.7% · top 6.3% CWE-119 · Memory buffer overflow
9.8CVSS 3.1 base score, v2 7.5
6.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
26References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html Mailing ListThird Party Advisory
http://php.net/ChangeLog-5.php Release NotesVendor Advisory
http://php.net/ChangeLog-7.php Release NotesVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2750.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3602 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/05/21 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/89844 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=72094 ExploitIssue TrackingVendor Advisory
https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=082aecfc3a753ad03be82cf14f03ac065723ec92
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 Third Party Advisory
https://security.gentoo.org/glsa/201611-22 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183736.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html Mailing ListThird Party Advisory
http://php.net/ChangeLog-5.php Release NotesVendor Advisory
http://php.net/ChangeLog-7.php Release NotesVendor Advisory
http://rhn.redhat.com/errata/RHSA-2016-2750.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3602 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/05/21 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/89844 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=72094 ExploitIssue TrackingVendor Advisory
https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=082aecfc3a753ad03be82cf14f03ac065723ec92
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 Third Party Advisory
https://security.gentoo.org/glsa/201611-22 Third Party Advisory

Track CVE-2016-4544 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2016-4544), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.