Bug 1817397 (CVE-2020-9760) - CVE-2020-9760 weechat: receiving IRC message 005 with longer nick prefixes could result in buffer overflow and crash
Summary: CVE-2020-9760 weechat: receiving IRC message 005 with longer nick prefixes co...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-9760
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: 1817400 1817398 1817399
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-03-26 09:53 UTC by Michael Kaplan
Modified: 2020-05-31 07:30 UTC (History)
5 users (show)

Fixed In Version: weechat 2.7.1
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2020-03-26 10:32:11 UTC


Attachments (Terms of Use)

Description Michael Kaplan 2020-03-26 09:53:35 UTC
An issue was discovered in WeeChat before 2.7.1. When receiving IRC message 005 with longer nick prefixes, a buffer overflow and possibly a crash can happen when a new mode is set for a nick.

Comment 1 Michael Kaplan 2020-03-26 09:54:43 UTC
Created weechat tracking bugs for this issue:

Affects: epel-6 [bug 1817399]
Affects: epel-7 [bug 1817400]
Affects: fedora-all [bug 1817398]

Comment 2 Product Security DevOps Team 2020-03-26 10:32:11 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.


Note You need to log in before you can comment on or make changes to this bug.