CVE-2017-12177: Integer Overflow
First published: Fri Nov 03 2017(Updated: )
Potential integer overflow vulnerability was found in ProcDbeGetVisualInfo function. Upstream patch: <a href="https://cgit.freedesktop.org/xorg/xserver/commit/?id=4ca68b878e851e2136c234f40a25008297d8d831">https://cgit.freedesktop.org/xorg/xserver/commit/?id=4ca68b878e851e2136c234f40a25008297d8d831</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/xorg-server | 2:1.20.4-1+deb10u4 2:1.20.4-1+deb10u9 2:1.20.11-1+deb11u6 2:21.1.7-3 2:21.1.8-1 | |
| redhat/xorg-x11-server | <1.19.5 | 1.19.5 |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| X.org Xorg-server | <1.19.5 |
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Reference Links
- https://cgit.freedesktop.org/xorg/xserver/commit/?id=4ca68b878e851e2136c234f40a25008297d8d831
- https://security-tracker.debian.org/tracker/CVE-2017-12177
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1509258
- https://bugzilla.redhat.com/show_bug.cgi?id=1509218
- https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html
- https://security.gentoo.org/glsa/201711-05
- https://www.debian.org/security/2017/dsa-4000
Frequently Asked Questions
What is the severity of CVE-2017-12177?
The severity of CVE-2017-12177 is critical with a severity value of 9.8.
What is CVE-2017-12177?
CVE-2017-12177 refers to an integer overflow vulnerability in the ProcDbeGetVisualInfo function of xorg-x11-server before version 1.19.5.
How does CVE-2017-12177 impact the X server?
CVE-2017-12177 allows a malicious X client to crash the X server or potentially execute arbitrary code.
How can I fix CVE-2017-12177?
To fix CVE-2017-12177, update xorg-x11-server to version 1.19.5 or higher.
Where can I find more information about CVE-2017-12177?
You can find more information about CVE-2017-12177 at the following references: [Reference 1](https://cgit.freedesktop.org/xorg/xserver/commit/?id=4ca68b878e851e2136c234f40a25008297d8d831), [Reference 2](https://security-tracker.debian.org/tracker/CVE-2017-12177), [Reference 3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1509258).
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