[ldns-users] [PATCH 0/2] allocation errors in packet parsing

W.C.A. Wijngaards wouter at nlnetlabs.nl
Tue Apr 4 14:37:49 UTC 2017


Hi Jan,

Thank you for the fixes.  I have applied them to the develop branch.

Best regards, Wouter

On 04/04/17 16:28, Jan Vcelak wrote:
> Hello,
> 
> the attached patches fix some issues in ldns_wire2pkt function.
> 
> I don't exactly remember the circumstance of finding the first problem
> because the patch has been laying in my repository for a while. But
> the fix is pretty obvious.
> 
> The second patch fixes memory leak when parsing malformed packet that
> contains multiple EDNS records. The old EDNS buffer needs to be
> deallocated first.
> 
> (The patches apply cleanly on develop branch.)
> 
> Regards,
> 
> Jan
> 
> 
> Jan Vcelak (2):
>   ldns_wire2pkt: fix null pointer dereference if pkt allocation fails
>   ldns_wire2pkt: fix memory leak with more EDNS sections
> 
>  wire2host.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 


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