{"id":"BIT-libphp-2020-7062","summary":"Null Pointer Dereference in PHP Session Upload Progress","details":"In PHP versions 7.2.x below 7.2.28, 7.3.x below 7.3.15 and 7.4.x below 7.4.3, when using file upload functionality, if upload progress tracking is enabled, but session.upload_progress.cleanup is set to 0 (disabled), and the file upload fails, the upload procedure would try to clean up data that does not exist and encounter null pointer dereference, which would likely lead to a crash.","aliases":["BIT-php-2020-7062","BIT-php-min-2020-7062","CVE-2020-7062"],"modified":"2025-08-11T15:13:43.971807Z","published":"2025-08-11T13:53:01.649Z","database_specific":{"severity":"High","cpes":["cpe:2.3:a:php:php:*:*:*:*:*:*:*:*"]},"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html"},{"type":"WEB","url":"https://bugs.php.net/bug.php?id=79221"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00034.html"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7062"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202003-57"},{"type":"WEB","url":"https://usn.ubuntu.com/4330-1/"},{"type":"WEB","url":"https://www.debian.org/security/2020/dsa-4717"},{"type":"WEB","url":"https://www.debian.org/security/2020/dsa-4719"},{"type":"WEB","url":"https://www.tenable.com/security/tns-2021-14"}],"affected":[{"package":{"name":"libphp","ecosystem":"Bitnami","purl":"pkg:bitnami/libphp"},"ranges":[{"type":"SEMVER","events":[{"introduced":"7.2.0"},{"fixed":"7.2.28"},{"introduced":"7.3.0"},{"fixed":"7.3.15"},{"introduced":"7.4.0"},{"fixed":"7.4.3"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/libphp/BIT-libphp-2020-7062.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}],"schema_version":"1.7.3"}