capability: also cap CAP_LAST_CAP at 63

2019-03-21 12:37:30 +01:00 · 2019-03-21 12:37:30 +01:00 · 46eda04373
parent 664ff517d3
commit 46eda04373
1 changed files with 1 additions and 1 deletions
--- a/src/basic/capability-util.c
+++ b/src/basic/capability-util.c
@ -61,7 +61,7 @@ unsigned long cap_last_cap(void) {
        }

        /* fall back to syscall-probing for pre linux-3.2 */
-        p = (unsigned long) CAP_LAST_CAP;
+        p = MIN((unsigned long) CAP_LAST_CAP, 63U);

        if (prctl(PR_CAPBSET_READ, p) < 0) {