Bug 1661120 (CVE-2018-20021)
Summary: | CVE-2018-20021 libvncserver: Infinite loop in VNC client code allows for denial of service | ||
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Product: | [Other] Security Response | Reporter: | Sam Fowler <sfowler> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED WONTFIX | QA Contact: | |
Severity: | low | Docs Contact: | |
Priority: | low | ||
Version: | unspecified | CC: | negativo17, ppisar, rdieter |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | If docs needed, set a value | |
Doc Text: | Story Points: | --- | |
Clone Of: | Environment: | ||
Last Closed: | 2019-06-10 10:44:24 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 1661121, 1661122, 1663001 | ||
Bug Blocks: | 1661105 |
Description
Sam Fowler
2018-12-20 07:09:10 UTC
Created libvncserver tracking bugs for this issue: Affects: epel-7 [bug 1661122] Affects: fedora-all [bug 1661121] Upstream Issue: https://github.com/LibVNC/libvncserver/issues/251 I suspect that this was introduced by https://github.com/LibVNC/libvncserver/commit/79d938c16bf7a14b6d6ee290bcfef3c01f9c4f02 - which fixed a divbyzero. |