Re: [PATCH] algif_skcipher: Avoid crash if buffer is not multiple of cipher block size

2013-04-14 Thread Milan Broz
On 04/14/2013 06:12 PM, Milan Broz wrote: > When user requests encryption (or decryption) of block which > is not aligned to cipher block size through userspace crypto > interface, an OOps like this can happen And this is a reproducer for the problem above... Milan /* * Check for unaligned buf

[PATCH] algif_skcipher: Avoid crash if buffer is not multiple of cipher block size

2013-04-14 Thread Milan Broz
When user requests encryption (or decryption) of block which is not aligned to cipher block size through userspace crypto interface, an OOps like this can happen: [ 112.738285] BUG: unable to handle kernel paging request at e1c44840 [ 112.738407] IP: [] scatterwalk_done+0x53/0x70 ... [ 112.7405

[PATCH] algif_skcipher: Avoid crash if buffer is not multiple of cipher block size

2012-10-29 Thread Milan Broz
When user requests encryption (or decryption) of block which is not aligned to cipher block size, an OOps like this can happen: [ 37.672185] BUG: unable to handle kernel paging request at e1c5fbc0 [ 37.672457] IP: [] scatterwalk_done+0x53/0x70 ... [ 37.679183] Call Trace: [ 37.679326] []