| Name | CVE-2025-14178 |
| Description | In PHP versions:8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1, a heap buffer overflow occurs in array_merge() when the total element count of packed arrays exceeds 32-bit limits or HT_MAX_SIZE, due to an integer overflow in the precomputation of element counts using zend_hash_num_elements(). This may lead to memory corruption or crashes and affect the integrity and availability of the target server. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-6088-1 |
| Debian Bugs | 1123574 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| php7.4 (PTS) | bullseye | 7.4.33-1+deb11u5 | vulnerable |
| bullseye (security) | 7.4.33-1+deb11u9 | vulnerable | |
| php8.2 (PTS) | bookworm, bookworm (security) | 8.2.29-1~deb12u1 | vulnerable |
| php8.4 (PTS) | trixie | 8.4.11-1 | vulnerable |
| trixie (security) | 8.4.16-1~deb13u1 | fixed | |
| forky, sid | 8.4.16-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| php7.4 | source | (unstable) | (unfixed) | |||
| php8.2 | source | (unstable) | (unfixed) | |||
| php8.4 | source | trixie | 8.4.16-1~deb13u1 | DSA-6088-1 | ||
| php8.4 | source | (unstable) | 8.4.16-1 | 1123574 |
https://github.com/php/php-src/security/advisories/GHSA-h96m-rvf9-jgm2
Fixed by: https://github.com/php/php-src/commit/e6d7d34c1ae46281993036189e3bcb6528911ce8 (php-8.4.16)
Introduced by: https://github.com/php/php-src/commit/a08723d3d313445191470c19e12235a56165600a (php-7.2.0RC1)