netdev - Re: [syzbot] WARNING: refcount bug in qrtr_node

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <00000000000069bb3e05caa2d1f8@google.com>
Date:   Sat, 28 Aug 2021 11:32:10 -0700
From:   syzbot <syzbot+c613e88b3093ebf3686e@...kaller.appspotmail.com>
To:     anant.thazhemadam@...il.com, bjorn.andersson@...aro.org,
        butterflyhuangxx@...il.com, davem@...emloft.net,
        dragonjetli@...il.com, hdanton@...a.com, kuba@...nel.org,
        linux-arm-msm@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        linux-kernel@...r.kernel.org, mani@...nel.org,
        manivannan.sadhasivam@...aro.org, masahiroy@...nel.org,
        netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] WARNING: refcount bug in qrtr_node_lookup

syzbot suspects this issue was fixed by commit:

commit 7e78c597c3ebfd0cb329aa09a838734147e4f117
Author: Xiaolong Huang <butterflyhuangxx@...il.com>
Date:   Thu Aug 19 19:50:34 2021 +0000

    net: qrtr: fix another OOB Read in qrtr_endpoint_post

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11279a4d300000
start commit:   ba4f184e126b Linux 5.9-rc6
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=af502ec9a451c9fc
dashboard link: https://syzkaller.appspot.com/bug?extid=c613e88b3093ebf3686e
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12263dd9900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13d77603900000

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

#syz fix: net: qrtr: fix another OOB Read in qrtr_endpoint_post

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