Author: tuexen Date: Sun Feb 10 10:42:16 2019 New Revision: 343954 URL: https://svnweb.freebsd.org/changeset/base/343954
Log: Fix a locking bug in the IPPROTO_SCTP level SCTP_EVENT socket option. This occurs when call setsockopt() with invalid parameters. This issue was found by syzkaller. MFC after: 3 days Modified: head/sys/netinet/sctp_usrreq.c Modified: head/sys/netinet/sctp_usrreq.c ============================================================================== --- head/sys/netinet/sctp_usrreq.c Sun Feb 10 08:46:07 2019 (r343953) +++ head/sys/netinet/sctp_usrreq.c Sun Feb 10 10:42:16 2019 (r343954) @@ -6115,6 +6115,10 @@ sctp_setopt(struct socket *so, int optname, void *optv SCTP_INP_RUNLOCK(inp); } } + } else { + if (stcb) { + SCTP_TCB_UNLOCK(stcb); + } } break; } _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"