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validate that CHATHISTORY limit parameters are nonnegative

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See #2248. Reported by @prdes
This commit is contained in:
Shivaram Lingamneni 2025-04-24 12:33:53 -04:00
parent 5bab190d33
commit a4194c38d8
1 changed files with 1 additions and 1 deletions
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2
irc/handlers.go
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@ -765,7 +765,7 @@ func chathistoryHandler(server *Server, client *Client, msg ircmsg.Message, rb *
return maxChathistoryLimit return maxChathistoryLimit
} }
limit, err := strconv.Atoi(msg.Params[paramIndex]) limit, err := strconv.Atoi(msg.Params[paramIndex])
if err != nil || limit == 0 || limit > maxChathistoryLimit { if err != nil || limit <= 0 || limit > maxChathistoryLimit {
limit = maxChathistoryLimit limit = maxChathistoryLimit
} }
return return