CVE-2019-9675: Buffer Overflow

Published Mar 11, 2019
·
Updated

DISPUTED An issue was discovered in PHP 7.x before 7.1.27 and 7.3.x before 7.3.3. phartarwriteheadersint in ext/phar/tar.c has a buffer overflow via a long link value. NOTE: The vendor indicates that the link value is used only when an archive contains a symlink, which currently cannot happen: "This issue allows theoretical compromise of security, but a practical attack is usually impossible."

Affected Software

8 affected components
debian/php5
debian/php7.0
debian/php7.3
PHP PHP>=7.0.0<7.1.27
PHP PHP>=7.3.0<7.3.3
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
openSUSE Leap=42.3

Remediation

Event History

Mar 11, 2019
CVE Published
via MITRE·07:00 AM
Data Sourced
via MITRE·07:00 AM
Description
Disputed
11:29 AM
Feb 23, 2026
Data Sourced
via Ubuntu·05:29 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Launchpad·05:30 PM
Description

Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2019-9675.

2

What is the severity level of CVE-2019-9675?

CVE-2019-9675 has a severity level of high.

3

What versions of PHP are affected by CVE-2019-9675?

Versions of PHP before 7.1.27 and 7.3.x before 7.3.3 are affected by CVE-2019-9675.

4

How can I fix the CVE-2019-9675 vulnerability?

To fix the CVE-2019-9675 vulnerability, you should update PHP to version 7.1.27 or higher for PHP 7.x and to version 7.3.3 or higher for PHP 7.3.x.

5

Are there any references available for CVE-2019-9675?

Yes, you can find references for CVE-2019-9675 at the following links: [Reference 1](http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html), [Reference 2](http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00012.html), [Reference 3](http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203