CVE-2020-25712: Buffer Overflow
A flaw was found in X.Org Server. An heap-buffer overflow was found in XkbSetDeviceInfo may lead to a privilege escalation vulnerability.
Other sources
A flaw was found in xorg-x11-server before 1.20.10. A heap-buffer overflow in XkbSetDeviceInfo may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
— MITRE
X.Org xserver is vulnerable to a heap-based buffer overflow, caused by insufficient checks on input of the XkbSetDeviceInfo request. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system.
— IBM
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is CVE-2020-25712?
CVE-2020-25712 is a vulnerability found in xorg-x11-server before 1.20.10 that can lead to a privilege escalation vulnerability.
What is the severity of CVE-2020-25712?
The severity of CVE-2020-25712 is critical with a CVSS score of 9.8.
How does CVE-2020-25712 affect data confidentiality and integrity?
CVE-2020-25712 can lead to a compromise of data confidentiality and integrity.
How can I fix CVE-2020-25712?
To fix CVE-2020-25712, update xorg-x11-server to version 1.20.10 or later.
Where can I find more information about CVE-2020-25712?
You can find more information about CVE-2020-25712 at the following references: [https://bugzilla.redhat.com/show_bug.cgi?id=1887276](https://bugzilla.redhat.com/show_bug.cgi?id=1887276), [https://lists.x.org/archives/xorg-announce/2020-December/003066.html](https://lists.x.org/archives/xorg-announce/2020-December/003066.html), [https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1903259](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1903259).