CVE-2020-8955

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).

Score

CVSS 3.1 9.8 Critical

Status

Modified - cve@mitre.org

Published

2020-02-12

Last modified

2024-08-04

Weaknesses

CWE-120

Affected products

• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Backports Sle (Opensuse)
• Leap (Opensuse)
• Weechat (Weechat)

References

• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00032.html
• https://github.com/weechat/weechat/commit/6f4f147d8e86adf9ad34a8ffd7e7f1f23a7e74da
• https://lists.debian.org/debian-lts-announce/2020/03/msg00031.html
• https://lists.debian.org/debian-lts-announce/2021/09/msg00018.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ASRTCQFFDAAK347URWNDH…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ER23GT23US5JXDLUZAMGMW…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M3LAJTLI3LWZRNCFYJ7PCB…
• https://security.gentoo.org/glsa/202003-51
• https://weechat.org/doc/security/