tree aad31d4dd17c1c3c62e614d686f3c73d7e9ac92f
parent d28c0b17437aac95ef32d25b3ff2c919ee165ebb
author Mateusz Poliwczak <mpoliwczak34@gmail.com> 1684152979 +0000
committer Damien Neil <dneil@google.com> 1684169569 +0000

dns/dnsmessage: reject packing of 255B rooted names, reject unpacking of 256B (dns encoded) names

Packing a 255B (rooted) name will create an 256B (dns encoded) name, which is an invalid name. Similar with unpacking, we can't unpack 256B (dns encoded) name, because it is too long.

Change-Id: I17cc93a93a17a879a2a789629e56ad39999da9ac
GitHub-Last-Rev: ddf151af6c650160f2583f66c07d41ed18c7ae5e
GitHub-Pull-Request: golang/net#156
Reviewed-on: https://go-review.googlesource.com/c/net/+/448156
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Mateusz Poliwczak <mpoliwczak34@gmail.com>