[Bug 1424] v0.9.0: segfault when using nft -f <file> and issuing "ruleset flush" twice

bugzilla-daemon at netfilter.org bugzilla-daemon at netfilter.org
Mon Apr 27 18:19:58 CEST 2020


https://bugzilla.netfilter.org/show_bug.cgi?id=1424

Pablo Neira Ayuso <pablo at netfilter.org> changed:

           What    |Removed                     |Added
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             Status|NEW                         |ASSIGNED

--- Comment #1 from Pablo Neira Ayuso <pablo at netfilter.org> ---
(In reply to exit from comment #0)
> Created attachment 591 [details]
> strace output of the script that segfaults
> 
> Disclaimer: I am totally new to nftable, so forbid my stupidity.
> 
> Running this file segfaults on two of my machines (both debian stable
> "buster"):
[...]
> uname -a:
> 
> Linux something 4.19.0-5-amd64 #1 SMP Debian 4.19.37-5+deb10u2 (2019-08-08)
> x86_64 GNU/Linux
> 
> Linux otherthing 4.19.0-8-686-pae #1 SMP Debian 4.19.98-1 (2020-01-26) i686
> GNU/Linux
> 
> /usr/sbin/nft --version:
> nftables v0.9.0 (Fearless Fosdick)

This version is almost two years old.

I think there is a more modern version in debian backports, please have a look.

This is working fine here:

# nft -v
nftables v0.9.4 (Jive at Five)

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