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CVE PROGRAM SOURCE RECORD8.1 High

CVE-2026-17544

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

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Status
Published
Published
Updated
Assigning organization
php

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

PHP Group PHP

Default version status: unaffected

  • 8.4.* to < 8.4.24affected
  • 8.5.* to < 8.5.9affected

References