Re: net/icmp: null-ptr-deref in ping_v4_push_pending_frames

2017-02-07 Thread Andrey Konovalov
On Mon, Feb 6, 2017 at 11:50 PM, Cong Wang wrote: > On Mon, Feb 6, 2017 at 11:39 AM, Andrey Konovalov > wrote: >> Hi, >> >> I've got the following error report while running the syzkaller fuzzer. >> >> The null-ptr-deref is caused by sendto() on a socket(PF_INET, >> SOCK_DGRAM, PROT_ICMP). >> No

Re: net/icmp: null-ptr-deref in ping_v4_push_pending_frames

2017-02-06 Thread Florian Westphal
Cong Wang wrote: > On Mon, Feb 6, 2017 at 11:39 AM, Andrey Konovalov > wrote: > > Hi, > > > > I've got the following error report while running the syzkaller fuzzer. > > > > The null-ptr-deref is caused by sendto() on a socket(PF_INET, > > SOCK_DGRAM, PROT_ICMP). > > Note, that this requires the

Re: net/icmp: null-ptr-deref in ping_v4_push_pending_frames

2017-02-06 Thread Cong Wang
On Mon, Feb 6, 2017 at 11:39 AM, Andrey Konovalov wrote: > Hi, > > I've got the following error report while running the syzkaller fuzzer. > > The null-ptr-deref is caused by sendto() on a socket(PF_INET, > SOCK_DGRAM, PROT_ICMP). > Note, that this requires the ability to create such sockets, whic