OSV-2021-455

    Dashboard / Vulnerabilities / OSV-2021-455

    OSV-2021-455

    Published: 28 Feb 2021Last Modified: 13 Apr 2022

    Summary: Heap-use-after-free in zend_hash_iterator_pos_ex

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423 ``` Crash type: Heap-use-after-free READ 1 Crash state: zend_hash_iterator_pos_ex ZEND_FE_FETCH_RW_SPEC_VAR_HANDLER fuzzer_execute_ex ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423

    Affected packages

    Package

    Name: php

    Purl: pkg:generic/php

    Affected ranges

    Type: GIT

    Events:

    Introduced- 1902f730ee2bda60552f34c0643e2d7b47e4fb64
    Fixed -5875bf754ed4fc64a6f0b7d62734d2a816c51017

    Affected versions

    php-8.0.0
    php-8.0.0RC2
    php-8.0.0RC3
    php-8.0.0RC4
    php-8.0.0RC5
    php-8.0.0beta3
    php-8.0.0beta4
    php-8.0.0rc1
    php-8.0.1
    php-8.0.1RC1
    php-8.0.2
    php-8.0.2RC1
    php-8.0.3
    php-8.0.3RC1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    OSV-2021-455 | CVE-DB