CVE-2018-15126: 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 |
|---|---|---|
| <0.9.12 | ||
| =14.04 | ||
| =16.04 | ||
| =18.04 | ||
| =18.10 | ||
| =8.0 | ||
| =9.0 | ||
| 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://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-027-libvnc-heap-use-after-free/
- https://lists.debian.org/debian-lts-announce/2019/01/msg00029.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-2018-15126
- https://github.com/LibVNC/libvncserver/issues/242
- https://github.com/LibVNC/libvncserver/commit/162d716b4c095a87aab2261857d583d68e3b3ea6
- https://github.com/LibVNC/libvncserver/commit/89419fb1a0cef42b63528e6930f4e545cfef4c95
- https://github.com/LibVNC/libvncserver/commit/f8912fee5a58fb3975eda2589f6d4686f0c1ae68
- https://github.com/LibVNC/libvncserver/commit/73cb96fec028a576a5a24417b57723b55854ad7b
- https://github.com/LibVNC/libvncserver/commit/2d939267a176bf4976dbad36399638956ad8cc34
- https://github.com/LibVNC/libvncserver/commit/495ffa3f3a213ab058eee1d7da48fa5ef71914d8
- https://security-tracker.debian.org/tracker/CVE-2018-15126
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15126
- https://nvd.nist.gov/vuln/detail/CVE-2018-15126
- https://ubuntu.com/security/CVE-2018-15126
Frequently Asked Questions
What is CVE-2018-15126?
CVE-2018-15126 is a heap use-after-free vulnerability in the server code of LibVNC's file transfer extension.
How severe is CVE-2018-15126?
CVE-2018-15126 has a severity rating of 9.8 out of 10, which is considered critical.
What software versions are affected by CVE-2018-15126?
CVE-2018-15126 affects LibVNC server versions up to and excluding 0.9.12.
How can I fix CVE-2018-15126?
To fix CVE-2018-15126, update to the patched versions provided by the software vendor.
Where can I find more information about CVE-2018-15126?
More information about CVE-2018-15126 can be found in the references section of this advisory.
- collector/nvd-index
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/severity
- agent/remedy
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/weakness
- collector/security-tracker-debian
- source/Debian
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- agent/references
- agent/softwarecombine
- agent/tags
- agent/first-publish-date
- agent/description
- agent/event
- agent/trending
- vendor/libvnc project
- vendor/canonical
- vendor/debian
- canonical/libvnc project libvncserver
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/18.10
- canonical/debian debian linux
- version/debian debian linux/8.0
- version/debian debian linux/9.0
- package-manager/debian