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luci-mod-network: tighten MAC check regex

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dnsmasq behaviour changed slightly and MACs separated
by hyphen are no longer accepted. Accept only colon
separator when validating. Also enforce hex doublets,
i.e. 00 instead of 0.

Signed-off-by: Paul Donald <newtwen+github@gmail.com>
This commit is contained in:
Paul Donald
2026-03-23 19:10:01 +01:00
parent 59465752a8
commit 761c2cda5f
1 changed files with 1 additions and 1 deletions
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modules/luci-mod-network/htdocs/luci-static/resources/view/network/dhcp.js
+1 -1
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@@ -201,7 +201,7 @@ function isValidMAC(sid, s) {
if (!s) return true;
for (const mac of L.toArray(s))
if (!mac.match(/^(([0-9a-f]{1,2}|\*)[:-]){5}([0-9a-f]{1,2}|\*)$/i))
if (!mac.match(/^(([0-9a-f]{2}|\*):){5}([0-9a-f]{2}|\*)$/i))
return _('Expecting a valid MAC address, optionally including wildcards') + _('; invalid MAC: ') + mac;
return true;