From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Mon, 14 Nov 2022 03:18:57 +0000 (+0100)
Subject: libblkid: bitlocker: fix unaligned access
X-Git-Tag: v2.39-rc1~427^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=cd1a0bfb39447655755e6f15c1ec811e5012e208;p=thirdparty%2Futil-linux.git

libblkid: bitlocker: fix unaligned access

Value of 64 has been chose arbitrarily
---

diff --git a/libblkid/src/superblocks/bitlocker.c b/libblkid/src/superblocks/bitlocker.c
index 111edf39bc..a9a7bfb8f5 100644
--- a/libblkid/src/superblocks/bitlocker.c
+++ b/libblkid/src/superblocks/bitlocker.c
@@ -113,7 +113,7 @@ static int get_bitlocker_headers(blkid_probe pr,
 		goto nothing;
 	}
 
-	if (!off)
+	if (!off || off % 64)
 		goto nothing;
 	if (buf_hdr)
 		*buf_hdr = buf;