Medium
Security advisory
The exif_process_IFD_in_TIFF function in ext/exif/exif.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles the case of a thumbnail offset that exceeds the file size, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7128
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:11 UTC · Revision 1
Source evidence
The exif_process_IFD_in_TIFF function in ext/exif/exif.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles the case of a thumbnail offset that exceeds the file size, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.
osv:CVE-2016-7128
Complete source record
{
"id": "91df130b25f5951ae47bdacd79beea6105e159eb98de1d9bc4268a3012b09d17",
"url": "https://osv.dev/vulnerability/CVE-2016-7128",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7128",
"summary": "The exif_process_IFD_in_TIFF function in ext/exif/exif.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles the case of a thumbnail offset that exceeds the file size, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.",
"evidence": "osv:CVE-2016-7128",
"products": [],
"severity": "medium",
"structured": {
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"aliases": [
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"metrics": [
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"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
}
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"affected": [
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"type": "GIT",
"events": [
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{
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{
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{
"fixed": "6dbb1ee46b5f4725cc6519abf91e512a2a10dfed"
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{
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"source": "CPE_STRING"
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{
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"range": [
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{
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"source": "CPE_STRING"
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{
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{
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{
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"range": [
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{
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],
"source": "CPE_STRING"
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{
"cpe": "cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*",
"range": [
{
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},
{
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],
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},
{
"cpe": "cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*",
"range": [
{
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{
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],
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{
"range": [
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"source": "REFERENCES_COMMIT"
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],
"versions": [
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"7.0.1",
"7.0.2",
"7.0.3",
"7.0.4",
"7.0.5",
"7.0.6",
"7.0.7",
"7.0.8",
"7.0.9",
"php-5.6.24",
"php-5.6.24RC1",
"php-7.0.9",
"php-7.0.9RC1",
"POST_PHP7_NSAPI_REMOVAL",
"PRE_PHP7_NSAPI_REMOVAL",
"PRE_PHP7_EREG_MYSQL_REMOVALS",
"PRE_PHP7_REMOVALS",
"POST_PHP7_REMOVALS",
"POST_AST_MERGE",
"PRE_AST_MERGE",
"POST_64BIT_BRANCH_MERGE",
"PRE_64BIT_BRANCH_MERGE",
"POST_PHPNG_MERGE"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7128.json",
"vanir_signatures": [
{
"id": "CVE-2016-7128-a782b938",
"digest": {
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"source": "https://github.com/php/php-src/commit/6dbb1ee46b5f4725cc6519abf91e512a2a10dfed",
"target": {
"file": "ext/exif/exif.c"
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"deprecated": false,
"signature_type": "Line",
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{
"id": "CVE-2016-7128-b22bc4ec",
"digest": {
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"source": "https://github.com/php/php-src/commit/6dbb1ee46b5f4725cc6519abf91e512a2a10dfed",
"target": {
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"function": "exif_process_IFD_in_TIFF"
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"vanir_signatures_modified": "2026-10-20T13:17:28Z"
}
}
],
"modified": "2026-10-20T13:17:28.214917830Z",
"provider": "osv",
"references": [
"https://www.tenable.com/security/tns-2016-19",
"https://security.gentoo.org/glsa/201611-22",
"https://bugs.php.net/bug.php?id=72627",
"https://github.com/php/php-src/commit/6dbb1ee46b5f4725cc6519abf91e512a2a10dfed?w=1"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2016-7128",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387455,
"published_at": "2016-09-12T01:59:06.77+00:00"
}