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Re: NULL Pointer Dereference in setcmd () at commands.c:1152
From: |
Simon Josefsson |
Subject: |
Re: NULL Pointer Dereference in setcmd () at commands.c:1152 |
Date: |
Thu, 07 Jul 2022 23:25:21 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) |
Erik Auerswald <auerswal@unix-ag.uni-kl.de> writes:
>> A NULL Pointer Dereference was discovered in setcmd () at
>> commands.c:1152. The vulnerability causes a segmentation fault and
>> application crash.
...
> The attached patch "inetutils-telnet-set_null_deref_fix.patch" fixes this
> by rejecting a set argument with neither ct->handler nor ct->charp.
Wonderful, thanks again for report and patch!
https://git.savannah.gnu.org/gitweb/?p=inetutils.git;a=commitdiff;h=43ee2f01919cd1d0ecd8c1596d075aa8a54804d5
https://git.savannah.gnu.org/gitweb/?p=inetutils.git;a=commitdiff;h=9b4972fc95e741d94f9f0647bc9ff8b99bc445e0
/Simon
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