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| author | Kevin Krakauer <krakauer@google.com> | 2020-08-28 10:33:44 -0700 |
|---|---|---|
| committer | Andrei Vagin <avagin@gmail.com> | 2020-09-09 17:53:10 -0700 |
| commit | c9842f21ce4a9308dba983fd712cc688b26237d5 (patch) | |
| tree | ebcf4fe8c2da048265384af2f063d808576667c5 /test | |
| parent | e50be6f7bab47c271e718dabae027c9c3590e4b9 (diff) | |
fix panic when calling SO_ORIGINAL_DST without initializing iptables
Reported-by: syzbot+074ec22c42305725b79f@syzkaller.appspotmail.com
PiperOrigin-RevId: 328963899
Diffstat (limited to 'test')
| -rw-r--r-- | test/syscalls/linux/iptables.cc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/syscalls/linux/iptables.cc b/test/syscalls/linux/iptables.cc index f1af8f097..83b6a164a 100644 --- a/test/syscalls/linux/iptables.cc +++ b/test/syscalls/linux/iptables.cc @@ -104,6 +104,19 @@ TEST(IPTablesBasic, GetEntriesErrorPrecedence) { SyscallFailsWithErrno(EINVAL)); } +TEST(IPTablesBasic, OriginalDstErrors) { + SKIP_IF(!ASSERT_NO_ERRNO_AND_VALUE(HaveCapability(CAP_NET_RAW))); + + int sock; + ASSERT_THAT(sock = socket(AF_INET, SOCK_STREAM, 0), SyscallSucceeds()); + + // Sockets not affected by NAT should fail to find an original destination. + struct sockaddr_in addr = {}; + socklen_t addr_len = sizeof(addr); + EXPECT_THAT(getsockopt(sock, SOL_IP, SO_ORIGINAL_DST, &addr, &addr_len), + SyscallFailsWithErrno(ENOTCONN)); +} + // Fixture for iptables tests. class IPTablesTest : public ::testing::Test { protected: |