{"cve":"CVE-2011-4566","nvd":{"published":"2011-11-29T00:55:01.750","modified":"2026-06-16T23:35:03.397","status":"Modified","description":"Integer overflow in the exif_process_IFD_TAG function in exif.c in the exif extension in PHP 5.4.0beta2 on 32-bit platforms allows remote attackers to read the contents of arbitrary memory locations or cause a denial of service via a crafted offset_val value in an EXIF header in a JPEG file, a different vulnerability than CVE-2011-0708.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://lists.apple.com/archives/security-announce/2012/May/msg00001.html","http://lists.opensuse.org/opensuse-security-announce/2012-03/msg00016.html","http://rhn.redhat.com/errata/RHSA-2012-0071.html","http://secunia.com/advisories/47253","http://secunia.com/advisories/48668"],"products":["canonical:ubuntu_linux","debian:debian_linux","php:php"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4566","score":0.06558,"percentile":0.93814,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}