[Opendnssec-user] Buffer overflow on ubuntu

Boris Gulay boris at boressoft.ru
Sun May 4 13:42:01 UTC 2025


Hello. Thanx for the fast answer. So you mean I have to build it from 
source? There is no way to fix prebuild package?

Ximon Eighteen писал(а) 03.05.2025 21:55:

> Hi Boris,
> 
> I also see that the issue you describe looks similar to or might even 
> be the same issue fixed by 
> https://github.com/opendnssec/opendnssec/pull/866. That fix has not yet 
> been included in a release of OpenDNSEC.
> 
> If I recall correctly this is also a case that setting 
> _FORTIFY_SOURCE=0 during compilation will workaround.
> 
> Ximom
> 
>> Op 3 mei 2025 om 19:46 heeft Ximon Eighteen <ximon at nlnetlabs.nl> het 
>> volgende geschreven:
> 
> Hello Boris,
> 
> One possible cause could be the stricter checks enforced on newer 
> operating system versions.
> 
> You could try disabling these stricter checks, e.g. by defining 
> _FORTIFY_SOURCE=0 when compiling OpenDNSSEC from sources:
> 
> ./configure CFLAGS="-D_FORTIFY_SOURCE=0"
> 
> See https://opendnssec.readthedocs.io/en/latest/quickstart/ for more 
> complete instructions on building from sources.
> 
> Ximon
> 
> Op 3 mei 2025 om 16:02 heeft Boris Gulay via Opendnssec-user 
> <opendnssec-user at lists.opendnssec.org> het volgende geschreven:
> 
> Hello.
> 
> I'm try to run OpenDNSSEC from repo on Ubuntu 24.04. I'm starting from 
> scratch with single simple zone. No matter what algorithm I'm using for 
> keys I'm getting buffer overflow error when daemon tries to generate 
> KSK. I've past dump from logs below.
> 
> Is it a known issue? How can I work around it?
> 
> Similar issue on launchpad: 
> https://bugs.launchpad.net/ubuntu/+source/opendnssec/+bug/2089834
> 
> May 02 23:50:45 main ods-enforcerd[2712313]: [zone_add_cmd] zone 
> chubarovo.ru added [policy: default]
> May 02 23:50:45 main ods-enforcerd[2712313]: INFO: The XML in 
> /var/lib/opendnssec/enforcer/zones.xml.update is valid
> May 02 23:50:45 main ods-enforcerd[2712313]: [zone_add_cmd] internal 
> zonelist updated successfully
> May 02 23:50:45 main ods-enforcerd[2712313]: 1 zone(s) found on policy 
> "default"
> May 02 23:50:45 main ods-enforcerd[2712313]: [hsm_key_factory_generate] 
> 1 keys needed for 1 zones covering 31536000 seconds, generating 1 keys 
> for policy default
> May 02 23:50:45 main ods-enforcerd[2712313]: 1 new KSK(s) (2048 bits) 
> need to be created.
> May 02 23:50:45 main ods-enforcerd[2712313]: *** buffer overflow 
> detected ***: terminated
> May 02 23:50:45 main ods-enforcerd[2712313]: Aborted:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Aborted
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_kill
> May 02 23:50:45 main ods-enforcerd[2712313]:   gsignal
> May 02 23:50:45 main ods-enforcerd[2712313]:   abort
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   __snprintf_chk
> May 02 23:50:45 main ods-enforcerd[2712313]:   hsm_generate_rsa_key
> May 02 23:50:45 main ods-enforcerd[2712313]:   hsm_key_factory_generate
> May 02 23:50:45 main ods-enforcerd[2712313]:   
> hsm_key_factory_generate_policy
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_kill
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump:
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   __select
> May 02 23:50:45 main ods-enforcerd[2712313]:   cmdhandler_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   gsignal
> May 02 23:50:45 main ods-enforcerd[2712313]:   abort
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   __snprintf_chk
> May 02 23:50:45 main ods-enforcerd[2712313]:   hsm_generate_rsa_key
> May 02 23:50:45 main ods-enforcerd[2712313]:   hsm_key_factory_generate
> May 02 23:50:45 main ods-enforcerd[2712313]:   
> hsm_key_factory_generate_policy
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   pthread_cond_timedwait
> May 02 23:50:45 main ods-enforcerd[2712313]:   ods_thread_wait
> May 02 23:50:45 main ods-enforcerd[2712313]:   schedule_pop_task
> May 02 23:50:45 main ods-enforcerd[2712313]:   worker_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]: Threaddump
> May 02 23:50:45 main ods-enforcerd[2712313]: :
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   __select
> May 02 23:50:45 main ods-enforcerd[2712313]:   cmdhandler_start
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main ods-enforcerd[2712313]:   unknown
> May 02 23:50:45 main systemd[1]: opendnssec-enforcer.service: Main 
> process exited, code=dumped, status=6/ABRT
> May 02 23:50:45 main systemd[1]: opendnssec-enforcer.service: Failed 
> with result 'core-dump'. 
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