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Update buildroot to 2021.02.1 (#1312)

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Signed-off-by: Stefan Agner <stefan@agner.ch>
This commit is contained in:
Stefan Agner
2021-04-08 15:51:24 +02:00
committed by GitHub
parent 40a705bbd3
commit aff28ce60e
411 changed files with 28197 additions and 879 deletions
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51
buildroot/boot/grub2/0066-disk-cryptodisk-Fix-potential-integer-overflow.patch Normal file
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@@ -0,0 +1,51 @@
From a201ad17caa430aa710654fdf2e6ab4c8166f031 Mon Sep 17 00:00:00 2001
From: Darren Kenny <darren.kenny@oracle.com>
Date: Thu, 21 Jan 2021 11:38:31 +0000
Subject: [PATCH] disk/cryptodisk: Fix potential integer overflow
The encrypt and decrypt functions expect a grub_size_t. So, we need to
ensure that the constant bit shift is using grub_size_t rather than
unsigned int when it is performing the shift.
Fixes: CID 307788
Signed-off-by: Darren Kenny <darren.kenny@oracle.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
---
grub-core/disk/cryptodisk.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/grub-core/disk/cryptodisk.c b/grub-core/disk/cryptodisk.c
index 5037768..6883f48 100644
--- a/grub-core/disk/cryptodisk.c
+++ b/grub-core/disk/cryptodisk.c
@@ -311,10 +311,10 @@ grub_cryptodisk_endecrypt (struct grub_cryptodisk *dev,
case GRUB_CRYPTODISK_MODE_CBC:
if (do_encrypt)
err = grub_crypto_cbc_encrypt (dev->cipher, data + i, data + i,
- (1U << dev->log_sector_size), iv);
+ ((grub_size_t) 1 << dev->log_sector_size), iv);
else
err = grub_crypto_cbc_decrypt (dev->cipher, data + i, data + i,
- (1U << dev->log_sector_size), iv);
+ ((grub_size_t) 1 << dev->log_sector_size), iv);
if (err)
return err;
break;
@@ -322,10 +322,10 @@ grub_cryptodisk_endecrypt (struct grub_cryptodisk *dev,
case GRUB_CRYPTODISK_MODE_PCBC:
if (do_encrypt)
err = grub_crypto_pcbc_encrypt (dev->cipher, data + i, data + i,
- (1U << dev->log_sector_size), iv);
+ ((grub_size_t) 1 << dev->log_sector_size), iv);
else
err = grub_crypto_pcbc_decrypt (dev->cipher, data + i, data + i,
- (1U << dev->log_sector_size), iv);
+ ((grub_size_t) 1 << dev->log_sector_size), iv);
if (err)
return err;
break;
--
2.14.2