weechat: WeeChat before 3.2.1 allows remote attackers to cause a denial of service (crash) via a crafted WebSocket frame that...
CVE-2021-40516 is fixed in 12 products on 1 platform, first by weechat 1.9.1-1ubuntu1+esm1, released September 5, 2021. It is not reported as exploited. Patch Radar priority: Routine.
WeeChat before 3.2.1 allows remote attackers to cause a denial of service (crash) via a crafted WebSocket frame that trigger an out-of-bounds read in plugins/relay/relay-websocket.c in the Relay plugin.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| weechat · Ubuntu 18.04.6 LTS (bionic) | 1.9.1-1ubuntu1+esm1 | weechat 1.9.1-1ubuntu1+esm1 | Sep 5, 2021 |
| weechat · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-core · Ubuntu 18.04.6 LTS (bionic) | 1.9.1-1ubuntu1+esm1 | weechat-core 1.9.1-1ubuntu1+esm1 | Sep 5, 2021 |
| weechat-core · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-core 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-curses · Ubuntu 18.04.6 LTS (bionic) | 1.9.1-1ubuntu1+esm1 | weechat-curses 1.9.1-1ubuntu1+esm1 | Sep 5, 2021 |
| weechat-curses · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-curses 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-guile · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-guile 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-headless · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-headless 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-lua · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-lua 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-perl · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-perl 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-php · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-php 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-plugins · Ubuntu 18.04.6 LTS (bionic) | 1.9.1-1ubuntu1+esm1 | weechat-plugins 1.9.1-1ubuntu1+esm1 | Sep 5, 2021 |
| weechat-plugins · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-plugins 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-python · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-python 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-ruby · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-ruby 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
| weechat-tcl · Ubuntu 20.04 LTS (focal) | 2.8-1ubuntu0.1~esm1 | weechat-tcl 2.8-1ubuntu0.1~esm1 | Sep 5, 2021 |
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