diff options
Diffstat (limited to 'libbb/update_passwd.c')
| -rw-r--r-- | libbb/update_passwd.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/libbb/update_passwd.c b/libbb/update_passwd.c index c605c4c64..7b67f30cd 100644 --- a/libbb/update_passwd.c +++ b/libbb/update_passwd.c @@ -18,17 +18,20 @@ #if ENABLE_SELINUX static void check_selinux_update_passwd(const char *username) { - security_context_t context; - char *seuser; + security_context_t seuser; + char *p; if (getuid() != (uid_t)0 || is_selinux_enabled() == 0) return; /* No need to check */ - if (getprevcon_raw(&context) < 0) + if (getprevcon_raw(&seuser) < 0) bb_simple_perror_msg_and_die("getprevcon failed"); - seuser = strtok(context, ":"); - if (!seuser) - bb_error_msg_and_die("invalid context '%s'", context); + + p = strchr(seuser, ':'); + if (!p) + bb_error_msg_and_die("invalid context '%s'", seuser); + *p = '\0'; + if (strcmp(seuser, username) != 0) { security_class_t tclass; access_vector_t av; |