DEBIAN-CVE-2020-7065

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Source

https://security-tracker.debian.org/tracker/DEBIAN-CVE-2020-7065

Import Source

https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-7065.json

JSON Data

https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2020-7065

Upstream

CVE-2020-7065

Published

2020-04-01T04:15:13Z

Modified

2025-09-19T06:16:46Z

Summary

[none]

Details

In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution.

References

https://security-tracker.debian.org/tracker/CVE-2020-7065

Affected packages

Debian:11 / php7.4

Package

Name: php7.4
Purl: pkg:deb/debian/php7.4?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.4.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}