CVE-2019-11049: mail() may release string with refcount==1 twice
First published: Tue Dec 17 2019(Updated: )
Fixed bug (mail() may release string with refcount==1 twice). (CVE-2019-11049)
Credit: security@php.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| <7.3.13 | 7.3.13 | |
| PHP PHP | >=7.3.0<=7.3.13 | |
| PHP PHP | =7.4.0 | |
| Microsoft Windows | ||
| Fedoraproject Fedora | =30 | |
| Fedoraproject Fedora | =31 | |
| Debian Debian Linux | =10.0 | |
| Tenable SecurityCenter | <5.19.0 | |
| debian/php7.3 | 7.3.31-1~deb10u1 7.3.31-1~deb10u5 |
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Reference Links
- https://bugs.php.net/78943
- https://security-tracker.debian.org/tracker/CVE-2019-11049
- https://bugs.php.net/bug.php?id=78943
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
- https://seclists.org/bugtraq/2020/Feb/27
- https://security.netapp.com/advisory/ntap-20200103-0002/
- https://www.debian.org/security/2020/dsa-4626
- https://www.tenable.com/security/tns-2021-14
- https://www.php.net/ChangeLog-7.php#7.3.13 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWRQPYXVG43Q7DXMXH6UVWMKWGUW552F/
Frequently Asked Questions
What is the vulnerability ID for Fixed bug (mail() may release string with refcount==1 twice)?
The vulnerability ID for Fixed bug (mail() may release string with refcount==1 twice) is CVE-2019-11049.
What is the severity of CVE-2019-11049?
The severity of CVE-2019-11049 is critical with a severity value of 9.8.
What is the affected software for CVE-2019-11049?
The affected software for CVE-2019-11049 is PHP versions 7.3.x below 7.3.13 and 7.4.0 on Windows.
How can I fix CVE-2019-11049?
To fix CVE-2019-11049, you need to upgrade PHP to version 7.3.13 or higher.
Where can I find more information about CVE-2019-11049?
More information about CVE-2019-11049 can be found at the following references: [Link 1](https://www.php.net/ChangeLog-7.php#7.3.13), [Link 2](https://bugs.php.net/bug.php?id=78943), [Link 3](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N7GCOAE6KVHYJ3UQ4KLPLTGSLX6IRVRN/).
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