Bug#992997: milter-greylist: segfault in libGeoIP

[Sudip Mukherjee <sudipm.mukherjee@gmail.com>]

Hi Bjørn,

On Thu, Aug 26, 2021 at 07:09:40AM +0100, Bjørn Mork wrote:
> Package: milter-greylist
> Version: 4.6.2-3
> Severity: normal
> 
> Seeing lots of these after upgrading til bullseye:
> 
> Aug 23 22:12:23 louie kernel: milter-greylist[192919]: segfault at 28 ip 00007fbaf22fe8d9 sp 00007fbaee77c670 error 4 in libGeoIP.so.1.6.12[7fbaf22fc000+1b000]
> Aug 23 22:12:23 louie kernel: Code: 90 e9 6b d8 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 48 85 f6 0f 84 8f 00 00 00 41 54 49 89 d4 53 48 89 fb 48 89 f7 48 83 ec 08 <0f> be 43 28 3c 0c 74 4f 3c 12 74 4b 48 8b 3d cc 26 03 00 48 8d 35
> Aug 24 22:45:40 louie kernel: milter-greylist[217578]: segfault at 28 ip 00007fcc2deb78d9 sp 00007fcc2a335670 error 4 in libGeoIP.so.1.6.12[7fcc2deb5000+1b000]
> Aug 24 22:45:40 louie kernel: Code: 90 e9 6b d8 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 48 85 f6 0f 84 8f 00 00 00 41 54 49 89 d4 53 48 89 fb 48 89 f7 48 83 ec 08 <0f> be 43 28 3c 0c 74 4f 3c 12 74 4b 48 8b 3d cc 26 03 00 48 8d 35
> Aug 25 22:10:57 louie kernel: milter-greylist[240196]: segfault at 28 ip 00007f525900a8d9 sp 00007f5255c89670 error 4 in libGeoIP.so.1.6.12[7f5259008000+1b000]
> Aug 25 22:10:57 louie kernel: Code: 90 e9 6b d8 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 48 85 f6 0f 84 8f 00 00 00 41 54 49 89 d4 53 48 89 fb 48 89 f7 48 83 ec 08 <0f> be 43 28 3c 0c 74 4f 3c 12 74 4b 48 8b 3d cc 26 03 00 48 8d 35
> 
> Doesn't look too good, given that it's probably triggered by mail contents
> somehow.

I just updated the package to latest 4.6.4, can you please try with that
and check if you still get the same problem. If you still the same problem
the a coredump or some way to reproduce the problem will be needed.


--
Regards
Sudip