Re: w3m stack smashing?

[Reco <recoverym4n@gmail.com>]

	Hi.

On Sat, 05 Nov 2016 19:22:02 -0600
Joe Pfeiffer <pfeiffer@cs.nmsu.edu> wrote:

> Recently, I've been getting email messages that look like this:
> 
> *** stack smashing detected ***: /usr/bin/w3m terminated
> ======= Backtrace: =========
> /lib/x86_64-linux-gnu/libc.so.6(+0x70bcb)[0x7f03ee523bcb]
> /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f03ee5ac0e7]
> /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x0)[0x7f03ee5ac0b0]
> /usr/bin/w3m(+0x54574)[0x560e882b2574]
> /usr/bin/w3m(+0x55974)[0x560e882b3974]
> /usr/bin/w3m(+0x3dd18)[0x560e8829bd18]
> /usr/bin/w3m(+0x3ec68)[0x560e8829cc68]
> /usr/bin/w3m(+0x3f076)[0x560e8829d076]
> /usr/bin/w3m(+0x42416)[0x560e882a0416]
> /usr/bin/w3m(+0x20e26)[0x560e8827ee26]
> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1)[0x7f03ee4d32b1]
> /usr/bin/w3m(+0x2192a)[0x560e8827f92a]
> ======= Memory map: ========
> 560e8825e000-560e8830f000 r-xp 00000000 09:01 5511742                    /usr/bin/w3m
> (lots more core dump lines deleted)
> 
> Am I seeing messages that are being sent from a buggy sender, or is my
> local /usr/bin/w3m blowing up and spewing the detritus into the mail
> message?

This is recently fixed bug #842623 in w3m.


> This is with w3m 0.5.3-31, which appears to be the most current version
> in Debian testing.

Try 0.5.3-32 from the unstable.

Reco