netdev - Re: [syzbot] [bluetooth?] possible deadlock in sco_conn

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: Fri, 16 Jun 2023 08:09:29 -0700
From: syzbot <syzbot+b825d87fe2d043e3e652@...kaller.appspotmail.com>
To: davem@...emloft.net, edumazet@...gle.com, fgheet255t@...il.com, 
	hdanton@...a.com, johan.hedberg@...il.com, josephsih@...omium.org, 
	kuba@...nel.org, linux-bluetooth@...r.kernel.org, 
	linux-kernel@...r.kernel.org, lrh2000@....edu.cn, luiz.dentz@...il.com, 
	luiz.von.dentz@...el.com, marcel@...tmann.org, netdev@...r.kernel.org, 
	pabeni@...hat.com, syzkaller-bugs@...glegroups.com, yinghsu@...omium.org
Subject: Re: [syzbot] [bluetooth?] possible deadlock in sco_conn_del

syzbot suspects this issue was fixed by commit:

commit a2ac591cb4d83e1f2d4b4adb3c14b2c79764650a
Author: Ruihan Li <lrh2000@....edu.cn>
Date:   Wed May 3 13:39:36 2023 +0000

    Bluetooth: Fix UAF in hci_conn_hash_flush again

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13755717280000
start commit:   e4cf7c25bae5 Merge tag 'kbuild-fixes-v6.2' of git://git.ke..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=555d27e379d75ff1
dashboard link: https://syzkaller.appspot.com/bug?extid=b825d87fe2d043e3e652
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10052058480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1190687c480000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: Bluetooth: Fix UAF in hci_conn_hash_flush again

For information about bisection process see: https://goo.gl/tpsmEJ#bisection