SB2020041720 - Use-after-free in WebKitGTK WebKitGTK+
Published: April 17, 2020 Updated: July 17, 2020
Security Bulletin ID
SB2020041720
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2020-11793)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00008.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3P4YISPE5QX4YD54GDRZIH2X5RCH3QGW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/K3MQTRC6ITFTVS5R5Z24PMJS6FXJKGRD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UTKY2MWP6PB6TE3ZKOOMKX7HZUCQNYF6/
- https://security.gentoo.org/glsa/202006-08
- https://usn.ubuntu.com/4331-1/
- https://webkitgtk.org/security/WSA-2020-0004.html
- https://wpewebkit.org/security/WSA-2020-0004.html