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fix #2324 (#2325)

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Validate user limit parameter
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Shivaram Lingamneni 2026-01-10 18:57:49 -05:00 committed by GitHub
parent 5c0af196da
commit 2da19a0760
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1 changed files with 3 additions and 1 deletions
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4
irc/modes.go
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@ -251,9 +251,11 @@ func (channel *Channel) ApplyChannelModeChanges(client *Client, isSamode bool, c
switch change.Op { switch change.Op {
case modes.Add: case modes.Add:
val, err := strconv.Atoi(change.Arg) val, err := strconv.Atoi(change.Arg)
if err == nil { if err == nil && val > 0 {
channel.setUserLimit(val) channel.setUserLimit(val)
applied = append(applied, change) applied = append(applied, change)
} else {
rb.Add(nil, client.server.name, ERR_INVALIDMODEPARAM, details.nick, chname, string(change.Mode), utils.SafeErrorParam(change.Arg), client.t("+l user limit value must be an integer between 1 and 2147483647, expressed in base 10"))
} }
case modes.Remove: case modes.Remove: