CVE-2020-9760

NameCVE-2020-9760
DescriptionAn issue was discovered in WeeChat before 2.7.1 (0.3.4 to 2.7 are affected). When a new IRC message 005 is received with longer nick prefixes, a buffer overflow and possibly a crash can happen when a new mode is set for a nick.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2157-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
weechat (PTS)stretch1.6-1+deb9u2vulnerable
buster2.3-1vulnerable
bullseye, sid2.9-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
weechatsourcejessie1.0.1-1+deb8u3DLA-2157-1
weechatsource(unstable)2.7.1-1

Notes

[buster] - weechat <no-dsa> (Minor issue)
[stretch] - weechat <no-dsa> (Minor issue)
https://github.com/weechat/weechat/commit/694b5c9f874d7337cd2e03761e0de435275dd64d

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