CVE-2019-9020: Use After Free
First published: Wed Dec 05 2018(Updated: )
An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. Invalid input to the function xmlrpc_decode() can lead to an invalid memory access (heap out of bounds read or read after free). This is related to xml_elem_parse_buf in ext/xmlrpc/libxmlrpc/xml_element.c.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/rh-php71-php | <0:7.1.30-1.el7 | 0:7.1.30-1.el7 |
| redhat/rh-php72-php | <0:7.2.24-1.el7 | 0:7.2.24-1.el7 |
| PHP PHP | <5.6.40 | |
| PHP PHP | >=7.0.0<7.1.26 | |
| PHP PHP | >=7.2.0<7.2.14 | |
| PHP PHP | >=7.3.0<7.3.1 | |
| Debian Debian Linux | =9.0 | |
| Canonical Ubuntu Linux | =12.04 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Netapp Storage Automation Store | ||
| openSUSE Leap | =42.3 | |
| PHP PHP | <7.1.26 | 7.1.26 |
| redhat/php | <5.6.40 | 5.6.40 |
| redhat/php | <7.1.26 | 7.1.26 |
| redhat/php | <7.2.14 | 7.2.14 |
| redhat/php | <7.3.1 | 7.3.1 |
| debian/php5 | ||
| debian/php7.0 | ||
| debian/php7.3 | ||
| <5.6.40 | ||
| >=7.0.0<7.1.26 | ||
| >=7.2.0<7.2.14 | ||
| >=7.3.0<7.3.1 | ||
| =9.0 | ||
| =12.04 | ||
| =14.04 | ||
| =16.04 | ||
| =42.3 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-9020 https://nvd.nist.gov/vuln/detail/CVE-2019-9020
- https://bugzilla.redhat.com/show_bug.cgi?id=1685123
- https://access.redhat.com/errata/RHSA-2020:1624
- https://access.redhat.com/errata/RHSA-2019:2519
- https://access.redhat.com/errata/RHSA-2019:3299
- https://access.redhat.com/security/cve/cve-2019-9020
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
- http://www.securityfocus.com/bid/107156
- https://bugs.php.net/bug.php?id=77242
- https://bugs.php.net/bug.php?id=77249
- https://security.netapp.com/advisory/ntap-20190321-0001/
- https://usn.ubuntu.com/3902-1/
- https://usn.ubuntu.com/3902-2/
- https://www.debian.org/security/2019/dsa-4398
- https://launchpad.net/bugs/cve/CVE-2019-9020
- https://www.php.net/ChangeLog-7.php#7.1.26 (Advisory)
- http://git.php.net/?p=php-src.git;a=commit;h=780ff63c377dc79de2c04d6b341913ab0102135b
- https://github.com/php/php-src/commit/9c62b95e5e6a1ac3922a8819f2d56d8ea998d97a
- https://security-tracker.debian.org/tracker/CVE-2019-9020
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9020
- https://nvd.nist.gov/vuln/detail/CVE-2019-9020
- https://ubuntu.com/security/CVE-2019-9020
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2019-9020.
What is the severity of CVE-2019-9020?
The severity of CVE-2019-9020 is critical with a severity value of 9.8.
Which versions of PHP are affected by CVE-2019-9020?
PHP versions before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1 are affected.
What are the possible remedies for CVE-2019-9020?
The possible remedies for CVE-2019-9020 include updating PHP to version 5.6.40, 7.1.26, 7.2.14, or 7.3.1.
Where can I find more information about CVE-2019-9020?
You can find more information about CVE-2019-9020 in the following references: [Reference 1](https://www.php.net/ChangeLog-7.php#7.1.26), [Reference 2](https://bugs.php.net/bug.php?id=77242), [Reference 3](https://bugs.php.net/bug.php?id=77249).
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