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| author | Dan Carpenter <[email protected]> | 2017-09-22 20:43:46 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2017-09-25 08:57:13 +0000 |
| commit | fa1ed74eb1c233be6131ec92df21ab46499a15b6 (patch) | |
| tree | 8f45e2a37fbbe8bbdf9825c6ebe5974d29e304f0 /drivers/mtd/lpddr/lpddr_cmds.c | |
| parent | USB: devio: Prevent integer overflow in proc_do_submiturb() (diff) | |
| download | kernel-fa1ed74eb1c233be6131ec92df21ab46499a15b6.tar.gz kernel-fa1ed74eb1c233be6131ec92df21ab46499a15b6.zip | |
USB: devio: Don't corrupt user memory
The user buffer has "uurb->buffer_length" bytes. If the kernel has more
information than that, we should truncate it instead of writing past
the end of the user's buffer. I added a WARN_ONCE() to help the user
debug the issue.
Reported-by: Alan Stern <[email protected]>
Cc: stable <[email protected]>
Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: Alan Stern <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/mtd/lpddr/lpddr_cmds.c')
0 files changed, 0 insertions, 0 deletions