Out-of-bounds Read Affecting php7.4 package, versions <7.4.3-4ubuntu1.1
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Test your applications- Snyk ID SNYK-UBUNTU2004-PHP74-580465
- published 1 Apr 2020
- disclosed 1 Apr 2020
Introduced: 1 Apr 2020
CVE-2020-7064 Open this link in a new tabHow to fix?
Upgrade Ubuntu:20.04 php7.4 to version 7.4.3-4ubuntu1.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream php7.4 package and not the php7.4 package as distributed by Ubuntu.
See How to fix? for Ubuntu:20.04 relevant fixed versions and status.
In PHP versions 7.2.x below 7.2.9, 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while parsing EXIF data with exif_read_data() function, it is possible for malicious data to cause PHP to read one byte of uninitialized memory. This could potentially lead to information disclosure or crash.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-7064
- https://www.debian.org/security/2020/dsa-4717
- https://www.debian.org/security/2020/dsa-4719
- https://security-tracker.debian.org/tracker/CVE-2020-7064
- https://bugs.php.net/bug.php?id=79282
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://lists.debian.org/debian-lts-announce/2020/04/msg00021.html
- https://security.netapp.com/advisory/ntap-20200403-0001/
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00025.html
- https://usn.ubuntu.com/4330-1/
- https://usn.ubuntu.com/4330-2/
- https://www.tenable.com/security/tns-2021-14