Re: [PATCH] usbnet: ipheth: fix potential recvmsg bug and recvmsg bug 2
From: Yves-Alexis Perez <hidden>
Date: 2018-11-23 13:07:28
Also in:
linux-usb, lkml
From: Yves-Alexis Perez <hidden>
Date: 2018-11-23 13:07:28
Also in:
linux-usb, lkml
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On Fri, 2018-11-23 at 13:51 +0100, Bernd Eckstein wrote:
This causes the following problems: - double free of the skb or potential memory leak - in dmesg: 'recvmsg bug' and 'recvmsg bug 2' and eventually general protection fault
For what it's worth, Bernd contacted me because it looks like this was the cause of https://lore.kernel.org/lkml/20180605085450.GA3506@scapa.corsac.net/ (local) I wanted to try Bernd patch, unfortunately I wasn't able to reproduce the freezes on more recent kernels, so right now I can't add a Tested-By, but I'd be happy to be kept on CC. Regards, - -- Yves-Alexis -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEE8vi34Qgfo83x35gF3rYcyPpXRFsFAlv3+4YACgkQ3rYcyPpX RFuuoQgAhJHvzpl1yr7ZM215DviNj8Q/n7WpiWSk6ik5Ts8n4qsgIRcXojhEPfkw KAmpJ7G1zRgxRtZayiKLUl7RE3uWNOjTph3pzztBmMI+P7C/R4pVdZeRlandGsju YH6G32u+BB55tJw/TYrahlG3Ni0HNDoL+QfgJJno6/dr9V+YFr+opTCuDchaBHeJ acVsogUkyclvAutHt3UMjiDvVB12mW6IFz997y1Fv3JMT9HTQrDT9VdMUSr2WC5s rb9ONoim1ADDgTBN10mbPWZ80aooR8GtNEGpFa2EL0vPdNVlqyZqV46hYbLuZZ42 tMF3AD6hrQqxitCS3QGJpWjFFscFMA== =OkrF -----END PGP SIGNATURE-----