High
Security advisory
Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7133
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:11 UTC · Revision 1
Source evidence
Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.
osv:CVE-2016-7133
Complete source record
{
"id": "4e3e8345a3857f68c275303b11c2833509a33d19f8d5827f7a5df1a224b8ac98",
"url": "https://osv.dev/vulnerability/CVE-2016-7133",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7133",
"summary": "Zend/zend_alloc.c in PHP 7.x before 7.0.10, when open_basedir is enabled, mishandles huge realloc operations, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a long pathname.",
"evidence": "osv:CVE-2016-7133",
"products": [],
"severity": "high",
"structured": {
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"aliases": [
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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:7.0.2:*:*:*:*:*:*:*",
"range": [
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"introduced": "7.0.2"
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{
"cpe": "cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*",
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{
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{
"cpe": "cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*",
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{
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{
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"range": [
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{
"last_affected": "7.0.6"
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],
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{
"cpe": "cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*",
"range": [
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{
"cpe": "cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*",
"range": [
{
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{
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],
"source": "CPE_STRING"
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{
"cpe": "cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.0.9"
},
{
"last_affected": "7.0.9"
}
],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911"
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],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"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",
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"database_specific": {
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"vanir_signatures": [
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"id": "CVE-2016-7133-44c094ca",
"digest": {
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"source": "https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911",
"target": {
"file": "Zend/zend_alloc.c",
"function": "zend_mm_realloc_heap"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
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{
"id": "CVE-2016-7133-b6ee4d35",
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"source": "https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911",
"target": {
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"vanir_signatures_modified": "2026-10-20T13:17:28Z"
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],
"modified": "2026-10-20T13:17:28.970612382Z",
"provider": "osv",
"references": [
"https://security.gentoo.org/glsa/201611-22",
"https://bugs.php.net/bug.php?id=72742",
"https://github.com/php/php-src/commit/c2a13ced4272f2e65d2773e2ea6ca11c1ce4a911?w=1"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2016-7133",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387457,
"published_at": "2016-09-12T01:59:11.787+00:00"
}