CVE-2017-7396
First published: Sat Apr 01 2017(Updated: )
In TigerVNC (CConnection.cxx CConnection::CConnection), an unauthenticated client can cause a small memory leak in the server. Upstream patch: <a href="https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0">https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0</a>
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Tigervnc | =1.7.1 |
Remedy
https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0
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Reference Links
- http://www.securityfocus.com/bid/97305
- https://access.redhat.com/errata/RHSA-2017:2000
- https://github.com/TigerVNC/tigervnc/pull/436
- https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0
- https://security.gentoo.org/glsa/201801-13
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1438704
- https://bugzilla.redhat.com/show_bug.cgi?id=1438703
Frequently Asked Questions
What is the severity of CVE-2017-7396?
CVE-2017-7396 has been classified as a minor issue due to the memory leak being relatively small.
How do I fix CVE-2017-7396?
To fix CVE-2017-7396, update to a patched version of TigerVNC where the memory leak has been addressed.
What versions of TigerVNC are affected by CVE-2017-7396?
CVE-2017-7396 specifically affects TigerVNC version 1.7.1.
Can CVE-2017-7396 be exploited remotely?
Yes, CVE-2017-7396 can be exploited by an unauthenticated client connecting to the server.
Is CVE-2017-7396 a critical vulnerability?
No, CVE-2017-7396 is not considered a critical vulnerability because it leads only to a small memory leak without compromising the server's security.
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