CVE-2017-13723: Buffer Overflow
In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2017-13723?
CVE-2017-13723 has a high severity rating due to its potential to cause crashes and disruption in X server operations.
How do I fix CVE-2017-13723?
To fix CVE-2017-13723, update the xorg-server package to version 1.19.4 or later.
Who is affected by CVE-2017-13723?
CVE-2017-13723 affects systems running versions of xorg-server prior to 1.19.4, specifically on Debian GNU/Linux.
What type of attack does CVE-2017-13723 enable?
CVE-2017-13723 enables local authenticated attackers to exploit a buffer overflow vulnerability in the X server.
Is CVE-2017-13723 a remote vulnerability?
No, CVE-2017-13723 is not a remote vulnerability; it requires local authentication to the X server.