CVE detail
CVE-2007-4661 — CVE-2007-4661
Published 2007-09-04 · Modified 2026-06-16 · Vendor php · Product php · Source nvd
UNKNOWN
severity
CVSS-derived band
0.0236
EPSS probability
exploitation probability, 30d
82.0%
EPSS percentile
percentile vs all CVEs
NOT LISTED
CISA KEV
known exploited catalog
Description
The chunk_split function in string.c in PHP 5.2.3 does not properly calculate the needed buffer size due to precision loss when performing integer arithmetic with floating point numbers, which has unknown attack vectors and impact, possibly resulting in a heap-based buffer overflow. NOTE: this is due to an incomplete fix for CVE-2007-2872.
Remediation
No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.
References