45 lines
1.3 KiB
Diff
45 lines
1.3 KiB
Diff
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diff -up cronie-1.4.3/src/security.c.old cronie-1.4.3/src/security.c
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--- cronie-1.4.3/src/security.c.old 2009-09-25 08:23:18.000000000 +0200
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+++ cronie-1.4.3/src/security.c 2009-11-05 16:43:13.000000000 +0100
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@@ -486,9 +486,37 @@ void free_security_context(security_cont
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int crontab_security_access(void) {
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#ifdef WITH_SELINUX
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- if (is_selinux_enabled() > 0)
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- if (selinux_check_passwd_access(PASSWD__CRONTAB) != 0)
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- return -1;
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+ int selinux_check_passwd_access = -1;
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+ if (is_selinux_enabled() > 0) {
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+ security_context_t user_context;
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+ if (getprevcon_raw(&user_context) == 0) {
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+ security_class_t passwd_class;
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+ struct av_decision avd;
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+ int retval;
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+
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+ passwd_class = string_to_security_class("passwd");
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+ if (passwd_class == 0) {
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+ selinux_check_passwd_access = -1;
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+ fprintf(stderr, "Security class \"passwd\" is not defined in the SELinux policy.\n");
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+ }
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+
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+ retval = security_compute_av_raw(user_context,
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+ user_context,
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+ passwd_class,
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+ PASSWD__CRONTAB,
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+ &avd);
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+
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+ if ((retval == 0) && ((PASSWD__CRONTAB & avd.allowed) == PASSWD__CRONTAB)) {
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+ selinux_check_passwd_access = 0;
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+ }
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+ freecon(user_context);
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+ }
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+
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+ if (selinux_check_passwd_access != 0 && security_getenforce() == 0)
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+ selinux_check_passwd_access = 0;
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+
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+ return selinux_check_passwd_access;
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+ }
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#endif
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return 0;
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}
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