Re: [REQUEST FOR VOTES] snmpd: Call fclose() after fdopen() but not close()

On 2020-08-10 10:51, Wes Hardaker wrote:
> Bart Van Assche <[email protected]> writes:
> 
>> That's a great question. This fix only affects pass-persist on Unix
>> platforms and Cygwin but neither affects the MSVC build nor any of the
>> MinGW builds since the affected code was already disabled for the
>> latter two platforms.
> 
> Thanks.  Follow-on: do we have any clue which OSes actually crash as a
> result of the double close?  (which I admit is something that should
> never have been done)

Hi Wes,

My understanding is that the crashes triggered by the double close() calls
only occur on Windows systems and also that these crashes were fixed a long
time ago. For Unix systems this patch fixes the race condition described in
https://github.com/net-snmp/net-snmp/issues/157.

Bart.