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CVE-2026-17544
Component Overview
Vulnerability Overview
Name
CVE-2026-17544
Source
NVD (
link
)
Debian (
link
)
Description
Attacker-provided inputs to bccomp() could lead to an out-of-bounds write with stack and heap corruption in PHP versions from 8.4.* before 8.4.24 and from 8.5.* before 8.5.9.
CWEs
CWE-787
Published Date
Jul 30, 2026
Updated Date
Aug 5, 2026
Workaround
-
Advisories
https://github.com/php/php-src/security/advisories/GHSA-x692-q9x7-8c3f
Vendor Advisory
Analysis
#
Affected Component
Analysis
php8
Exploitable
Vulnerability Ratings
#
8.1
CVSSv4
9.8
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
php
buildroot
2025.02.x
8.3.33
Not Affected
php
buildroot
master
8.5.9
Not Affected
php8
openwrt
openwrt-25.12
8.4.21-r1
Exploitable
php
yocto
kirkstone
8.1.34
Not Affected
php
yocto
master
8.5.9
Not Affected
php
yocto
scarthgap
8.2.33
Not Affected