mirror of
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340dddf3ff
a/less-661-x86_64-1.txz: Upgraded.
d/ccache-4.10.1-x86_64-1.txz: Upgraded.
d/lua-5.4.7-x86_64-1.txz: Upgraded.
d/poke-4.2-x86_64-1.txz: Upgraded.
d/python-setuptools-70.2.0-x86_64-1.txz: Upgraded.
l/freecell-solver-6.12.0-x86_64-1.txz: Upgraded.
l/python-pillow-10.4.0-x86_64-1.txz: Upgraded.
l/spirv-llvm-translator-18.1.2-x86_64-1.txz: Upgraded.
n/httpd-2.4.60-x86_64-1.txz: Upgraded.
n/openssh-9.8p1-x86_64-1.txz: Upgraded.
This update fixes a security issue:
Fix race condition resulting in potential remote code execution.
For more information, see:
https://www.qualys.com/2024/07/01/cve-2024-6387/regresshion.txt
https://www.cve.org/CVERecord?id=CVE-2024-6387
(* Security fix *)
138 lines
4 KiB
Diff
138 lines
4 KiB
Diff
--- ./configure.ac.orig 2024-06-30 23:36:28.000000000 -0500
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+++ ./configure.ac 2024-07-01 12:30:30.668845271 -0500
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@@ -1662,6 +1662,62 @@
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AC_MSG_RESULT([no])
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fi
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+# Check whether user wants TCP wrappers support
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+TCPW_MSG="no"
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+AC_ARG_WITH([tcp-wrappers],
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+ [ --with-tcp-wrappers[[=PATH]] Enable tcpwrappers support (optionally in PATH)],
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+ [
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+ if test "x$withval" != "xno" ; then
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+ saved_LIBS="$LIBS"
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+ saved_LDFLAGS="$LDFLAGS"
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+ saved_CPPFLAGS="$CPPFLAGS"
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+ if test -n "${withval}" && \
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+ test "x${withval}" != "xyes"; then
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+ if test -d "${withval}/lib"; then
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+ if test -n "${need_dash_r}"; then
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+ LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
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+ else
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+ LDFLAGS="-L${withval}/lib ${LDFLAGS}"
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+ fi
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+ else
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+ if test -n "${need_dash_r}"; then
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+ LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
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+ else
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+ LDFLAGS="-L${withval} ${LDFLAGS}"
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+ fi
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+ fi
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+ if test -d "${withval}/include"; then
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+ CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
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+ else
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+ CPPFLAGS="-I${withval} ${CPPFLAGS}"
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+ fi
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+ fi
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+ LIBS="-lwrap -lnsl $LIBS"
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+ AC_MSG_CHECKING([for libwrap])
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+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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+#include <sys/types.h>
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+#include <sys/socket.h>
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+#include <netinet/in.h>
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+#include <tcpd.h>
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+int deny_severity = 0, allow_severity = 0;
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+ ]], [[
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+ hosts_access(0);
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+ ]])], [
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+ AC_MSG_RESULT([yes])
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+ AC_DEFINE([LIBWRAP], [1],
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+ [Define if you want
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+ TCP Wrappers support])
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+ SSHDLIBS="$SSHDLIBS -lwrap -lnsl"
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+ TCPW_MSG="yes"
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+ ], [
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+ AC_MSG_ERROR([*** libwrap missing])
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+
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+ ])
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+ LIBS="$saved_LIBS"
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+ fi
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+ ]
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+)
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+
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# Check whether user wants to use ldns
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LDNS_MSG="no"
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AC_ARG_WITH(ldns,
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@@ -5699,6 +5755,7 @@
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echo " OSF SIA support: $SIA_MSG"
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echo " KerberosV support: $KRB5_MSG"
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echo " SELinux support: $SELINUX_MSG"
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+echo " TCP Wrappers support: $TCPW_MSG"
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echo " libedit support: $LIBEDIT_MSG"
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echo " libldns support: $LDNS_MSG"
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echo " Solaris process contract support: $SPC_MSG"
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--- ./sshd.8.orig 2024-06-30 23:36:28.000000000 -0500
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+++ ./sshd.8 2024-07-01 12:30:30.667845271 -0500
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@@ -921,6 +921,12 @@
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This file should be writable only by the user, and need not be
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readable by anyone else.
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.Pp
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+.It Pa /etc/hosts.allow
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+.It Pa /etc/hosts.deny
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+Access controls that should be enforced by tcp-wrappers are defined here.
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+Further details are described in
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+.Xr hosts_access 5 .
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+.Pp
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.It Pa /etc/hosts.equiv
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This file is for host-based authentication (see
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.Xr ssh 1 ) .
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@@ -1023,6 +1029,7 @@
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.Xr ssh-keygen 1 ,
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.Xr ssh-keyscan 1 ,
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.Xr chroot 2 ,
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+.Xr hosts_access 5 ,
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.Xr login.conf 5 ,
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.Xr moduli 5 ,
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.Xr sshd_config 5 ,
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--- ./sshd-session.c.orig 2024-06-30 23:36:28.000000000 -0500
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+++ ./sshd-session.c 2024-07-01 12:34:16.265697423 -0500
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@@ -110,6 +110,13 @@
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#include "srclimit.h"
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#include "dh.h"
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+#ifdef LIBWRAP
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+#include <tcpd.h>
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+#include <syslog.h>
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+int allow_severity;
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+int deny_severity;
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+#endif /* LIBWRAP */
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+
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/* Re-exec fds */
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#define REEXEC_DEVCRYPTO_RESERVED_FD (STDERR_FILENO + 1)
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#define REEXEC_STARTUP_PIPE_FD (STDERR_FILENO + 2)
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@@ -1226,6 +1233,25 @@
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the_active_state = ssh;
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ssh_packet_set_server(ssh);
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+#ifdef LIBWRAP
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+ allow_severity = options.log_facility|LOG_INFO;
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+ deny_severity = options.log_facility|LOG_WARNING;
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+ /* Check whether logins are denied from this host. */
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+ if (ssh_packet_connection_is_on_socket(ssh)) { /* This check must be after ssh_packet_set_connection() */
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+ struct request_info req;
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+
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+ request_init(&req, RQ_DAEMON, "sshd", RQ_FILE, sock_in, 0);
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+ fromhost(&req);
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+
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+ if (!hosts_access(&req)) {
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+ debug("Connection refused by tcp wrapper");
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+ refuse(&req);
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+ /* NOTREACHED */
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+ fatal("libwrap refuse returns");
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+ }
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+ }
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+#endif /* LIBWRAP */
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+
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check_ip_options(ssh);
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/* Prepare the channels layer */
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