netdev - Re: [syzbot] [net?] KASAN: stack-out-of-bounds Read in skb_splice_from

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Tue, 13 Jun 2023 19:45:22 +0100
From: David Howells <dhowells@...hat.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: dhowells@...hat.com,
    syzbot <syzbot+d8486855ef44506fd675@...kaller.appspotmail.com>,
    bpf@...r.kernel.org, davem@...emloft.net, dsahern@...nel.org,
    edumazet@...gle.com, linux-kernel@...r.kernel.org,
    netdev@...r.kernel.org, pabeni@...hat.com,
    syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [net?] KASAN: stack-out-of-bounds Read in skb_splice_from_iter

Jakub Kicinski <kuba@...nel.org> wrote:

> Hi David, are you fighting all these fires reported by syzbot?
> I see another one just rolled in from yesterdays KCM changes.

I'm trying to pin down a bug in the old DIO code whilst attending the AFS
Workshop.  I'll get to the sendpage reports in a bit.  I think a bunch of them
are probably the same issue in AF_ALG hashing.  They do at least have
reproducers.

David