rsyslog/SOURCES/rsyslog-8.2102.0-capabilities-drop-credential.patch

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2023-03-28 11:57:50 +00:00
diff -up rsyslog-8.2102.0/runtime/rsconf.c.orig rsyslog-8.2102.0/runtime/rsconf.c
--- rsyslog-8.2102.0/runtime/rsconf.c.orig 2023-02-17 11:52:17.460043970 +0100
+++ rsyslog-8.2102.0/runtime/rsconf.c 2023-02-17 12:00:49.881602881 +0100
@@ -33,9 +33,6 @@
#include <sys/resource.h>
#include <sys/types.h>
#include <sys/stat.h>
-#ifdef ENABLE_LIBCAPNG
- #include <cap-ng.h>
-#endif
#include "rsyslog.h"
#include "obj.h"
@@ -549,7 +546,7 @@ rsRetVal doDropPrivGid(void)
uchar szBuf[1024];
DEFiRet;
-#ifndef ENABLE_LIBCAPNG
+
if(!ourConf->globals.gidDropPrivKeepSupplemental) {
res = setgroups(0, NULL); /* remove all supplemental group IDs */
if(res) {
@@ -567,15 +564,6 @@ rsRetVal doDropPrivGid(void)
"could not set requested group id: %s via setgid()", szBuf);
ABORT_FINALIZE(RS_RET_ERR_DROP_PRIV);
}
-#else
- int capng_flags = ourConf->globals.gidDropPrivKeepSupplemental ? CAPNG_NO_FLAG : CAPNG_DROP_SUPP_GRP;
- res = capng_change_id(-1, ourConf->globals.gidDropPriv, capng_flags);
- if (res) {
- LogError(0, RS_RET_LIBCAPNG_ERR,
- "could not set requested group id %d via capng_change_id()", ourConf->globals.gidDropPriv);
- ABORT_FINALIZE(RS_RET_LIBCAPNG_ERR);
- }
-#endif
DBGPRINTF("setgid(%d): %d\n", ourConf->globals.gidDropPriv, res);
snprintf((char*)szBuf, sizeof(szBuf), "rsyslogd's groupid changed to %d",
@@ -613,13 +601,8 @@ static void doDropPrivUid(int iUid)
iUid, szBuf);
}
-#ifndef ENABLE_LIBCAPNG
+
res = setuid(iUid);
- // res = setuid(cnf->globals.uidDropPriv);
-#else
- int capng_flags = ourConf->globals.gidDropPrivKeepSupplemental ? CAPNG_NO_FLAG : CAPNG_DROP_SUPP_GRP;
- res = capng_change_id(iUid, -1, capng_flags);
-#endif
if(res) {
/* if we can not set the userid, this is fatal, so let's unconditionally abort */
diff -up rsyslog-8.2102.0/tools/rsyslogd.c.orig rsyslog-8.2102.0/tools/rsyslogd.c
--- rsyslog-8.2102.0/tools/rsyslogd.c.orig 2023-02-17 11:52:00.011011019 +0100
+++ rsyslog-8.2102.0/tools/rsyslogd.c 2023-02-17 11:58:37.322491823 +0100
@@ -2161,9 +2161,9 @@ main(int argc, char **argv)
CAP_LEASE,
CAP_NET_ADMIN,
CAP_NET_BIND_SERVICE,
- CAP_PERFMON,
CAP_SETGID,
CAP_SETUID,
+ CAP_DAC_OVERRIDE,
CAP_SYS_ADMIN,
CAP_SYS_CHROOT,
CAP_SYS_RESOURCE,