Don't accept overly long IPv6 numbers#79
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WayneD wants to merge 1 commit intoExim:masterfrom
WayneD:master
Open
Don't accept overly long IPv6 numbers#79WayneD wants to merge 1 commit intoExim:masterfrom WayneD:master
WayneD wants to merge 1 commit intoExim:masterfrom
WayneD:master
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The current code stops parsing a hex number after 4 digits and then loops around to look for punctuation. If none is found, it just starts parsing more hex digits, so it will accept invalid IPv6 such as `1::1234567890abcdef` My simple tweak makes it return 0 if a 5th digit is found.
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The current code stops parsing a hex number after 4 digits and then loops around to look for punctuation. If none is found, it just starts parsing more hex digits, so it will accept invalid IPv6 such as
1::1234567890abcdefMy simple change makes the code return 0 if a 5th hex digit in a row is found.