xdmcp: Don't crash on X -query with more than 255 IP addresses. (#20675)
You could be more clever than this, but the wire protocol says this really is an array of not more than 255 ARRAY8, so it's not just a matter of changing the types.
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@ -490,6 +490,8 @@ XdmcpRegisterConnection (
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return;
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return;
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}
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}
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}
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}
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if (ConnectionAddresses.length + 1 == 256)
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return;
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newAddress = xalloc (addrlen * sizeof (CARD8));
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newAddress = xalloc (addrlen * sizeof (CARD8));
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if (!newAddress)
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if (!newAddress)
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return;
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return;
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