I see https://gitlab.isc.org/isc-projects/bind9/-/issues/3020 and https://gitlab.isc.org/isc-projects/bind9/-/merge_requests/5998 which might help
I did not see a CVE but only did a quick search On Wed, Dec 7, 2022 at 12:33 PM Ben Bridges <bbrid...@springnet.net> wrote: > Greetings. > > > > This morning one of our BIND daemons crashed. The following messages were > logged in named.run at the time: > > > > 07-Dec-2022 11:58:37.097 general: critical: netmgr.c:687: > REQUIRE((__builtin_expect(!!((sock) != ((void *)0)), 1) && > __builtin_expect(!!(((const isc__magic_t *)(sock))->magic == ((('N') << 24 > | ('M') << 16 | ('S') << 8 | ('K')))), 1))) failed, back trace > > 07-Dec-2022 11:58:37.097 general: critical: #0 0x56508c798e43 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #1 0x7fa72e881ac0 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #2 0x7fa72e89978a in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #3 0x7fa72e89a240 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #4 0x7fa72e89e18b in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #5 0x7fa72eb67707 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #6 0x7fa72eb68fe9 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #7 0x7fa72eb779b0 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #8 0x7fa72eb7f9a7 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #9 0x7fa72eb8116e in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #10 0x7fa72eb816cd in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #11 0x7fa72eb823c9 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #12 0x7fa72eb884c6 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #13 0x7fa72e8a8fa1 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #14 0x7fa72e370609 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: #15 0x7fa72e28f133 in ?? > > 07-Dec-2022 11:58:37.097 general: critical: exiting (due to assertion > failure) > > > > I did some googling and was unable to find this specific “netmgr.c:687” > message. Is this assertion failure due to a known CVE (perhaps recently > discovered and not yet patched)? We’ve had no issues with this server up > to this point. The BIND version is 9.16.1 running on a fully patched > Ubuntu 20.04.5 server. This server does nothing other than run BIND. Any > assistance determining what happened and how to prevent it from happening > again would be much appreciated. If this is not the proper forum for this > posting, please point me in the right direction. > > > > Thanks, > > Ben Bridges > > > > > [image: City Utilities] > > [image: SpringNet] <http://www.springnet.net> > > Sales 417.575.7000 | Support 417.874.8000 | springnet.net > <http://www.springnet.net> > -- > Visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe > from this list > > ISC funds the development of this software with paid support > subscriptions. Contact us at https://www.isc.org/contact/ for more > information. > > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users > -- - Andrew "lathama" Latham -
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