syzbot


panic: ifa_update_broadaddr does not support dynamic length (2)
Status: fixed on 2020/08/05 06:16
Reported-by: syzbot+323549177062adb80f84@syzkaller.appspotmail.com
Fix commit: efa3c3dd Validate input given to ioctl(SIOCAIFADDR_IN6) like NetBSD already does. Fixes a bunch of panics reported by syzkaller.
First crash: 161d, last: 11d
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
openbsd panic: ifa_update_broadaddr does not support dynamic length syz 6780 278d 336d 3/3 fixed on 2019/11/08 00:43

Sample crash report:

Crashes (13):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-openbsd-multicore 2020/07/31 15:11 openbsd b767a9ad 8df85ed9 .config log report
ci-openbsd-multicore 2020/07/21 09:05 openbsd 610b9993 d88894e6 .config log report
ci-openbsd-main 2020/07/18 19:21 openbsd d711776b 9c812472 .config log report
ci-openbsd-main 2020/07/16 22:48 openbsd c45df278 54b3c45e .config log report
ci-openbsd-multicore 2020/06/29 23:00 openbsd 83fd2a22 ce9ef6f2 .config log report
ci-openbsd-multicore 2020/06/07 19:37 openbsd dfe2a243 2c2b926c .config log report
ci-openbsd-multicore 2020/05/19 20:37 openbsd 9289be61 6d882fd2 .config log report
ci-openbsd-multicore 2020/04/21 18:06 openbsd 4f217ef0 98a9f9e6 .config log report
ci-openbsd-main 2020/04/07 11:31 openbsd 82576a8f 99a96044 .config log report
ci-openbsd-multicore 2020/04/07 07:23 openbsd b5777858 99a96044 .config log report
ci-openbsd-main 2020/04/06 19:15 openbsd b5777858 99a96044 .config log report
ci-openbsd-multicore 2020/03/07 12:41 openbsd 6bafff9c 2e9971bb .config log report
ci-openbsd-multicore 2020/03/03 20:04 openbsd af3cc7ce 350a7a26 .config log report