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(parent: c413d9e) | patch
xwddec: prevent overflow of lsize * avctx->height
authorAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Fri, 18 Dec 2015 18:28:51 +0000 (19:28 +0100)
committerAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Sat, 19 Dec 2015 13:28:51 +0000 (14:28 +0100)
commit9d38f06d05efbb9d6196c27668eb943e934943ae
tree27bd87bba1d0c11d456ac6acaf75fb2f56c92929tree | snapshot
parentc413d9e6356e843aa492be9bb0ddf66ae6c97501commit | diff
xwddec: prevent overflow of lsize * avctx->height

This is used to check if the input buffer is large enough, so if this
overflows it can cause a false negative leading to a segmentation fault
in bytestream2_get_bufferu.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
libavcodec/xwddec.c diff | blob | history
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