public inbox for ltp@lists.linux.it
 help / color / mirror / Atom feed
From: Richard Palethorpe <rpalethorpe@suse.de>
To: ltp@lists.linux.it
Subject: [LTP] [PATCH v2 2/2] Add setsockopt08, CVE-2021-22555
Date: Tue, 03 Aug 2021 10:35:54 +0100	[thread overview]
Message-ID: <87czquna4l.fsf@suse.de> (raw)
In-Reply-To: <731330a9-f374-2908-538e-3bb115897ab0@suse.cz>

Hi,

Martin Doucha <mdoucha@suse.cz> writes:

> Hi,
> since this vulnerability is in the compat syscall wrappers, you should
> also copy the arch bits check from setsockopt03 setup().

+1

Will roll another patch after a delay.

>
> On 03. 08. 21 10:38, Richard Palethorpe via ltp wrote:
>> This is a copy and paste of Nicolai's reproducer. The main difference
>> is that I moved some code around. Of course I also used LTP library
>> features, but essentially it works the same.
>> 
>> There are some hard coded values which I do not like. I guess these
>> could be calculated or varied somehow. However I struggle to understand
>> what the kernel is doing. This perhaps needs more investigation. We
>> could try generalising this test and setsockopt03


-- 
Thank you,
Richard.

  reply	other threads:[~2021-08-03  9:35 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-03  7:05 [LTP] [PATCH] Add setsockopt08, CVE-2021-22555 Richard Palethorpe
2021-08-03  8:38 ` [LTP] [PATCH v2 1/2] Add lapi/ip_tables.h and use it in setsockopt03 Richard Palethorpe
2021-08-03  8:38   ` [LTP] [PATCH v2 2/2] Add setsockopt08, CVE-2021-22555 Richard Palethorpe
2021-08-03  8:59     ` Martin Doucha
2021-08-03  9:35       ` Richard Palethorpe [this message]
2021-08-03 12:52         ` [LTP] [PATCH v3 1/3] API: TST_EXP_FAIL: Allow passing when errno is not checked Richard Palethorpe
2021-08-03 12:52           ` [LTP] [PATCH v3 2/3] API: Add lapi/ip_tables.h and use it in setsockopt03 Richard Palethorpe
2021-08-03 12:52           ` [LTP] [PATCH v3 3/3] Add setsockopt08, CVE-2021-22555 Richard Palethorpe
2021-08-03 15:31           ` [LTP] [PATCH v3 1/3] API: TST_EXP_FAIL: Allow passing when errno is not checked Cyril Hrubis
2021-08-05  6:37             ` Richard Palethorpe
2021-08-05  8:35               ` [LTP] [PATCH v4 1/3] API: TST_EXP_FAIL: Allow passing when errno is not set Richard Palethorpe
2021-08-05  8:35                 ` [LTP] [PATCH v4 2/3] API: Add lapi/ip_tables.h and use it in setsockopt03 Richard Palethorpe
2021-08-05  8:35                 ` [LTP] [PATCH v4 3/3] Add setsockopt08, CVE-2021-22555 Richard Palethorpe
2021-08-05 14:51                   ` Cyril Hrubis
2021-08-05 15:11                     ` Cyril Hrubis
2021-08-06  7:26                       ` Richard Palethorpe
2021-08-05 13:45                 ` [LTP] [PATCH v4 1/3] API: TST_EXP_FAIL: Allow passing when errno is not set Cyril Hrubis
2021-08-05  9:34               ` [LTP] [PATCH v3 1/3] API: TST_EXP_FAIL: Allow passing when errno is not checked Cyril Hrubis

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87czquna4l.fsf@suse.de \
    --to=rpalethorpe@suse.de \
    --cc=ltp@lists.linux.it \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox