Re: [Qemu-devel] [PATCH v2] highbank: validate register offset before access

2017-11-13 Thread Peter Maydell
On 13 November 2017 at 06:26, P J P wrote: > From: Prasad J Pandit > > An 'offset' parameter sent to highbank register r/w functions > could be greater than number(NUM_REGS=0x200) of hb registers, > leading to an OOB access issue. Add check to avoid it. > > Reported-by: Moguofang (Dennis mo) > S

[Qemu-devel] [PATCH v2] highbank: validate register offset before access

2017-11-12 Thread P J P
From: Prasad J Pandit An 'offset' parameter sent to highbank register r/w functions could be greater than number(NUM_REGS=0x200) of hb registers, leading to an OOB access issue. Add check to avoid it. Reported-by: Moguofang (Dennis mo) Signed-off-by: Prasad J Pandit --- hw/arm/highbank.c | 17