Bug 1803064 (CVE-2020-8955) - CVE-2020-8955 weechat: denial of service in irc_mode_channel_update in plugins/irc/irc-mode.c
Summary: CVE-2020-8955 weechat: denial of service in irc_mode_channel_update in plugin...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-8955
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1803065 1803066
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-02-14 12:11 UTC by Dhananjay Arunesh
Modified: 2020-05-31 07:30 UTC (History)
5 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2020-02-14 14:09:38 UTC


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Description Dhananjay Arunesh 2020-02-14 12:11:14 UTC
A vulnerability was found in irc_mode_channel_update in plugins/irc/irc-mode.c in WeeChat through 2.7 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a malformed IRC message 324 (channel mode).

Reference:

https://github.com/weechat/weechat/commit/6f4f147d8e86adf9ad34a8ffd7e7f1f23a7e74da
https://weechat.org/doc/security/

Comment 1 Dhananjay Arunesh 2020-02-14 12:11:56 UTC
Created weechat tracking bugs for this issue:

Affects: epel-all [bug 1803066]
Affects: fedora-all [bug 1803065]

Comment 2 Product Security DevOps Team 2020-02-14 14:09:38 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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