syzbot


KASAN: use-after-free Read in tomoyo_realpath_from_path
Status: upstream: reported syz repro on 2019/06/05 18:42
Reported-by: syzbot+0341f6a4d729d4e0acf1@syzkaller.appspotmail.com
Fix commit: tomoyo: Don't check open/getattr permission on sockets.
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 165d, last: 24d

Cause bisection: failed (bisect log)

Fix bisection: failed (bisect log)

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2019/06/05 07:04 upstream 788a0249 bfb4a51e .config log report syz jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp
ci-upstream-kasan-gce-smack-root 2019/06/05 08:51 upstream 788a0249 bfb4a51e .config log report syz jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp
ci-upstream-linux-next-kasan-gce-root 2019/06/14 16:35 linux-next f4788d37 998ccc76 .config log report syz jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp
ci-upstream-kasan-gce 2019/10/24 04:34 upstream 13b86bc4 b602d64b .config log report jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp
ci-upstream-kasan-gce 2019/06/25 14:01 upstream 4b972a01 82c13b6b .config log report jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp
ci-upstream-linux-next-kasan-gce-root 2019/09/12 02:21 linux-next 6d028043 f4e53c10 .config log report jmorris@namei.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp, serge@hallyn.com, takedakn@nttdata.co.jp