Date: Thu, 17 Jan 2019 14:09:56 +0000 (UTC) From: Eugene Grosbein <eugen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343112 - head/usr.sbin/jail Message-ID: <201901171409.x0HE9ubv040665@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: eugen Date: Thu Jan 17 14:09:55 2019 New Revision: 343112 URL: https://svnweb.freebsd.org/changeset/base/343112 Log: jail(8): stop crashing with SIGSEGV inside run_command() function while processing not entirely correct jail.conf(5) file having something like "ip4.addr = 127.0.0.1;" and no "ip4 = ...;" so extrap variable stays NULL. Reported by: marck MFC after: 1 month Modified: head/usr.sbin/jail/command.c Modified: head/usr.sbin/jail/command.c ============================================================================== --- head/usr.sbin/jail/command.c Thu Jan 17 06:35:45 2019 (r343111) +++ head/usr.sbin/jail/command.c Thu Jan 17 14:09:55 2019 (r343112) @@ -374,7 +374,7 @@ run_command(struct cfjail *j) argc = 4; } - if (!down) { + if (!down && extrap != NULL) { for (cs = strtok(extrap, " "); cs; cs = strtok(NULL, " ")) { size_t len = strlen(cs) + 1;
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201901171409.x0HE9ubv040665>