NULL Pointer Dereference Affecting libvncclient0 package, versions <0.9.10-4.3.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-SLES150-LIBVNCCLIENT0-2757433
- published14 Apr 2022
- disclosed11 Jan 2019
Introduced: 11 Jan 2019
CVE-2018-20024 (opens in a new tab)How to fix?
Upgrade SLES:15.0 libvncclient0 to version 0.9.10-4.3.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libvncclient0 package and not the libvncclient0 package as distributed by SLES.
See How to fix? for SLES:15.0 relevant fixed versions and status.
LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code that can result DoS.
References
- https://www.suse.com/security/cve/CVE-2018-20024.html
- https://bugzilla.suse.com/1120121
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-034-libvnc-null-pointer-dereference/
- https://lists.debian.org/debian-lts-announce/2018/12/msg00017.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
- https://lists.debian.org/debian-lts-announce/2019/11/msg00033.html
- https://security.gentoo.org/glsa/201908-05
- https://security.gentoo.org/glsa/202006-06
- https://usn.ubuntu.com/3877-1/
- https://usn.ubuntu.com/4547-1/
- https://usn.ubuntu.com/4547-2/
- https://usn.ubuntu.com/4587-1/
- https://www.debian.org/security/2019/dsa-4383