master: Strip '\n' from suid_dumpable read buffer before str_to_uint()

dovecot · Mar 13, 2018 · 2677b2c · 2677b2c
1 parent f6b8fa4
commit 2677b2c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/master/service-process.c b/src/master/service-process.c
@@ -461,6 +461,8 @@ static bool linux_proc_fs_suid_is_dumpable(unsigned int *value_r)
 		*value_r = 0;
 	} else {
 		buf[ret] = '\0';
+		if (ret > 0 && buf[ret-1] == '\n')
+			buf[ret-1] = '\0';
 		if (str_to_uint(buf, value_r) < 0)
 			*value_r = 0;
 	}