From: Kevin Wolf <kwolf@redhat.com>
To: anthony@codemonkey.ws
Cc: kwolf@redhat.com, qemu-devel@nongnu.org
Subject: [Qemu-devel] [STABLE 0.13][PATCH 5/6] vvfat: fat_chksum(): fix access above array bounds
Date: Mon, 30 Aug 2010 18:53:52 +0200 [thread overview]
Message-ID: <1283187233-3925-6-git-send-email-kwolf@redhat.com> (raw)
In-Reply-To: <1283187233-3925-1-git-send-email-kwolf@redhat.com>
From: Loïc Minier <loic.minier@linaro.org>
Signed-off-by: Loïc Minier <loic.minier@linaro.org>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 2aa326be0d2039f51192707bdb2fc935d0e87c21)
---
block/vvfat.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/block/vvfat.c b/block/vvfat.c
index 6d61c2e..365332a 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -512,7 +512,7 @@ static inline uint8_t fat_chksum(const direntry_t* entry)
for(i=0;i<11;i++) {
unsigned char c;
- c = (i <= 8) ? entry->name[i] : entry->extension[i-8];
+ c = (i < 8) ? entry->name[i] : entry->extension[i-8];
chksum=(((chksum&0xfe)>>1)|((chksum&0x01)?0x80:0)) + c;
}
--
1.7.2.2
next prev parent reply other threads:[~2010-08-30 16:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-30 16:53 [Qemu-devel] [STABLE 0.13][PULL 0/6] Block patches for stable-0.13 Kevin Wolf
2010-08-30 16:53 ` [Qemu-devel] [STABLE 0.13][PATCH 1/6] virtio: Factor virtqueue_map_sg out Kevin Wolf
2010-08-30 16:53 ` [Qemu-devel] [STABLE 0.13][PATCH 2/6] virtio-blk: Fix migration of queued requests Kevin Wolf
2010-08-30 16:53 ` [Qemu-devel] [STABLE 0.13][PATCH 3/6] block: Fix image re-open in bdrv_commit Kevin Wolf
2010-08-30 16:53 ` [Qemu-devel] [STABLE 0.13][PATCH 4/6] qemu-img rebase: Open new backing file read-only Kevin Wolf
2010-08-30 16:53 ` Kevin Wolf [this message]
2010-08-30 16:53 ` [Qemu-devel] [STABLE 0.13][PATCH 6/6] posix-aio-compat: Fix async_conmtext for ioctl Kevin Wolf
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