CVE-2006-4486

NONECVSS 0.0

0.0

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.

CVSS v3: —
EG Score: —
EPSS: 81.2%
KEV: Not listed

Published

August 31, 2006

Last Modified

April 16, 2026

References (56)

cve@mitreftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
cve@mitrehttp://rhn.redhat.com/errata/RHSA-2006-0688.html
cve@mitrehttp://secunia.com/advisories/21546
cve@mitrehttp://secunia.com/advisories/22004
cve@mitrehttp://secunia.com/advisories/22069
cve@mitrehttp://secunia.com/advisories/22225
cve@mitrehttp://secunia.com/advisories/22331
cve@mitrehttp://secunia.com/advisories/22440
cve@mitrehttp://secunia.com/advisories/22487
cve@mitrehttp://secunia.com/advisories/22538
cve@mitrehttp://secunia.com/advisories/25945
cve@mitrehttp://securitytracker.com/id?1016984
cve@mitrehttp://support.avaya.com/elmodocs2/security/ASA-2006-221.htm
cve@mitrehttp://support.avaya.com/elmodocs2/security/ASA-2006-222.htm
cve@mitrehttp://support.avaya.com/elmodocs2/security/ASA-2006-223.htm

Data Freshness Timeline

(refreshed 12× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
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2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
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2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(4)

What is CVE-2006-4486?

CVE-2006-4486 is a none vulnerability published on August 31, 2006. 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.

When was CVE-2006-4486 disclosed?

CVE-2006-4486 was first published in the National Vulnerability Database on August 31, 2006, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2006-4486 actively exploited?

CVE-2006-4486 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 81.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2006-4486?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2006-4486, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2006-4486

📅 Published

🔄 Last Modified

🔗 References (56)