![]() ![]() The header magic, so stick to the header magic sanity check.ĭiff -git a/fs/ext4/extents.c b/fs/ext4/extents. Adapt to hardware: Dell 948 all in one driver download spinspcharn version: a01spcharn operating system: spcharnwindows 7 32 bit spcharnwindows 7 64 bit. This is Dell 1250c English driver for Win 7 and Vista 32-bit and 64-bit OS. We couldĪlso try to check the sanity of the path, but costs more than checking just This is the Dell 1250c Danish driver for Win 7 and Vista 32-bit and 64-bit OS. The bug for the cases where eh->eh_entries fit into eh->eh_max. Would be to check the values of EXT4_ don't exceed theīounds of the extent tree node. Using the same reproducer triggers the bug on v6.2-rc1 as well.įix the use-after-free by checking the extent header magic. ![]() The bug was reported on Android 5.15, but Syzbot reported a use-after-free Read in ext4_find_extent that is hit when 22:40 ` kernel test robot 0 siblings, 1 reply 2+ messages in threadĬc: linux-ext4, linux-kernel, joneslee, Tudor Ambarus, Ext4: Fix possible use-after-free in ext4_find_extent archive mirror help / color / mirror / Atom feed * ext4: Fix possible use-after-free in ext4_find_extent 7:36 Tudor Ambarus
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