CVE-2026-17544

Out-of-bounds write in bccomp() via crafted operand and scale PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
PHP Group / PHP	affected 8.4.* before 8.4.24; affected 8.5.* before 8.5.9

CWE

CWE-787

References

https://github.com/php/php-src/security/advisories/GHSA-x692-q9x7-8c3f

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.