On 2021/01/26 3:08, Casey Schaufler wrote:
> On 1/24/2021 6:36 AM, Sabyrzhan Tasbolatov wrote:
>> syzbot found WARNINGs in several smackfs write operations where
>> bytes count is passed to memdup_user_nul which exceeds
>> GFP MAX_ORDER. Check count size if bigger SMK_LONGLABEL,
>> for
On 1/24/2021 6:36 AM, Sabyrzhan Tasbolatov wrote:
> syzbot found WARNINGs in several smackfs write operations where
> bytes count is passed to memdup_user_nul which exceeds
> GFP MAX_ORDER. Check count size if bigger SMK_LONGLABEL,
> for smk_write_syslog if bigger than PAGE_SIZE - 1.
>
>
syzbot found WARNINGs in several smackfs write operations where
bytes count is passed to memdup_user_nul which exceeds
GFP MAX_ORDER. Check count size if bigger SMK_LONGLABEL,
for smk_write_syslog if bigger than PAGE_SIZE - 1.
Reported-by: syzbot+a71a442385a0b2815...@syzkaller.appspotmail.com
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