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9e355444a6
Upstream has a few code cleanups, more eagerly burns sensitive memory and includes the fix for CVE-2012-0920. Full changelog: https://matt.ucc.asn.au/dropbear/CHANGES Local changes: - Removed PKG_MULTI which is no longer in options.h (even before 2011.54) - Merged DO_HOST_LOOKUP into 120-openwrt_options.patch - Removed LD from make opts (now included in TARGET_CONFIGURE_OPTS) - Removed 400-CVE-2012-0920.patch which is included in 2012.55 Signed-off-by: Catalin Patulea <cat@vv.carleton.ca> Signed-off-by: Florian Fainelli <florian@openwrt.org> SVN-Revision: 34496
19 lines
650 B
Diff
19 lines
650 B
Diff
--- a/svr-chansession.c
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+++ b/svr-chansession.c
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@@ -891,12 +891,12 @@ static void execchild(void *user_data) {
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/* We can only change uid/gid as root ... */
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if (getuid() == 0) {
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- if ((setgid(ses.authstate.pw_gid) < 0) ||
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+ if ((ses.authstate.pw_gid != 0) && ((setgid(ses.authstate.pw_gid) < 0) ||
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(initgroups(ses.authstate.pw_name,
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- ses.authstate.pw_gid) < 0)) {
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+ ses.authstate.pw_gid) < 0))) {
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dropbear_exit("Error changing user group");
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}
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- if (setuid(ses.authstate.pw_uid) < 0) {
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+ if ((ses.authstate.pw_uid != 0) && (setuid(ses.authstate.pw_uid) < 0)) {
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dropbear_exit("Error changing user");
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}
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} else {
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