Patch "ext4: fix potential integer overflow" has been added to the 3.10-stable tree
Subsystems (2)
This is a note to let you know that I've just added the patch titled
ext4: fix potential integer overflow
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ext4-fix-potential-integer-overflow.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.
Quoted 1 line
From
46901760b46064964b41015d00c140c83aa05bcfMon Sep 17 00:00:00 2001
From: Insu Yun <[email protected]>
Date: Fri, 12 Feb 2016 01:15:59 -0500
Subject: ext4: fix potential integer overflow
From: Insu Yun <[email protected]>
commit 46901760b46064964b41015d00c140c83aa05bcf upstream.
Since sizeof(ext_new_group_data) > sizeof(ext_new_flex_group_data), integer overflow could be happened.
Therefore, need to fix integer overflow sanitization.
--- fs/ext4/resize.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
fs/ext4/resize.c +1 -1
@@ -181,7 +181,7 @@ static struct ext4_new_flex_group_data *if (flex_gd ==NULL ) goto out3; -if (flexbg_size >=UINT_MAX /sizeof (struct ext4_new_flex_group_data )) +if (flexbg_size >=UINT_MAX /sizeof (struct ext4_new_group_data )) goto out2; flex_gd->count = flexbg_size;
Patches currently in stable-queue which might be from [email protected] are
queue-3.10/ext4-fix-potential-integer-overflow.patch