Integer overflow in memory allocation routines in PHP before 5.1.6, when running on a 64-bit system, allows context-dependent attackers to…

Description

Integer overflow in memory allocation routines in PHP before 5.1.6, when running on a 64-bit system, allows context-dependent attackers to bypass the memory_limit restriction.

Scores

EPSS (exploitation in 30 days)

2.4% · top 16% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (27)

• 1016984 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• https://issues.rpath.com/browse/RPL-683 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2006:0669 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• oval:org.mitre.oval:def:11086 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• 22487 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2006-221.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• TLSA-2006-38 (opens in a new tab)vendor-advisoryx_refsource_TURBOx_transferred
• RHSA-2006:0688 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://www.hardened-php.net/hphp/changelog.html#hardening_patch_0.4.14 (opens in a new tab)x_refsource_MISCx_transferred
• USN-362-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 19582 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• http://www.php.net/ChangeLog-5.php#5.1.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 22004 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2006-222.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• 22538 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2006:0682 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 21546 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 22440 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20061005 rPSA-2006-0182-1 php php-mysql php-pgsql (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• DSA-1331 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 22069 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 22225 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2006-223.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• 25945 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 22331 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.php.net/release_5_1_6.php (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SA:2006:052 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2006-4486](https://trackcve.app/badge/CVE-2006-4486.svg)](https://trackcve.app/cve/CVE-2006-4486)

Record last updated 7 Aug 2024, 19:14 UTC.