CVE-2020-14303: s4 nbt: fix busy loop on empty UDP packet master
authorGary Lockyer <gary@catalyst.net.nz>
Wed, 24 Jun 2020 02:27:08 +0000 (14:27 +1200)
committerKarolin Seeger <kseeger@samba.org>
Thu, 2 Jul 2020 10:26:24 +0000 (10:26 +0000)
commit3cc0f1eeda5f133532dda31eef9fc1b394127e50
treef95b203076efa5f76c6c8d38a6364c7d2bf3ed7e
parentb232a7bc546f8e6fdb638164a8411772e67c8864
CVE-2020-14303: s4 nbt: fix busy loop on empty UDP packet

An empty UDP packet put the nbt server into a busy loop that consumes
100% of a cpu.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14417

Signed-off-by: Gary Lockyer <gary@catalyst.net.nz>
Autobuild-User(master): Karolin Seeger <kseeger@samba.org>
Autobuild-Date(master): Thu Jul  2 10:26:24 UTC 2020 on sn-devel-184
libcli/nbt/nbtsocket.c
selftest/knownfail.d/empty-nbt [deleted file]