Buffer overflow in Php

CVE-2010-2191

The (1) parse_str, (2) preg_match, (3) unpack, and (4) pack functions; the (5) ZEND_FETCH_RW, (6) ZEND_CONCAT, and (7) ZEND_ASSIGN_CONCAT opcodes; and the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) or trigger memory corruption by causing a userspace interruption of an internal function or handler. NOTE: vectors 2 through 4 are related to the call time pass by reference feature.

Vulnerability class: Buffer Overflow

EPSS: 0.024 (82.4th percentile) — read the EPSS interpretation.

Affected products

  • Php — versions 5.2.0, 5.2.12, 5.2.10
  • N/a — versions n/a

Weakness classification (CWE)

References