CVE-2018-6307: Use After Free
First published: Wed Dec 19 2018(Updated: )
Last updated 24 July 2024
Credit: vulnerability@kaspersky.com vulnerability@kaspersky.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libvnc Project Libvncserver | <0.9.12 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =18.10 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| debian/libvncserver | 0.9.13+dfsg-2+deb11u1 0.9.14+dfsg-1 |
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Reference Links
- https://github.com/LibVNC/libvncserver/issues/241
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-026-libvnc-heap-use-after-free/
- https://lists.debian.org/debian-lts-announce/2018/12/msg00017.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
- https://usn.ubuntu.com/3877-1/
- https://www.debian.org/security/2019/dsa-4383
- https://launchpad.net/bugs/cve/CVE-2018-6307
- https://github.com/LibVNC/libvncserver/commit/ca2a5ac02fbbadd0a21fabba779c1ea69173d10b
- https://security-tracker.debian.org/tracker/CVE-2018-6307
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6307
- https://nvd.nist.gov/vuln/detail/CVE-2018-6307
- https://ubuntu.com/security/CVE-2018-6307
Frequently Asked Questions
What is CVE-2018-6307?
CVE-2018-6307 is a vulnerability in LibVNC that allows remote code execution.
What is the severity of CVE-2018-6307?
The severity of CVE-2018-6307 is high, with a CVSS score of 8.1.
How does CVE-2018-6307 affect LibVNC?
CVE-2018-6307 affects LibVNC by causing a use-after-free vulnerability in the server code of the file transfer extension.
What is the remedy for CVE-2018-6307 in Debian?
The remedy for CVE-2018-6307 in Debian is to upgrade to version 0.9.11+dfsg-1.3+deb10u4 or later.
What is the remedy for CVE-2018-6307 in Ubuntu?
The remedy for CVE-2018-6307 in Ubuntu is to upgrade to version 0.9.11+dfsg-1ubuntu1.1 or later.
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- version/canonical ubuntu linux/16.04
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