From: Peter Korsgaard <peter@korsgaard.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH 1/1] package/openssh: security bump to version 8.6p1
Date: Mon, 17 May 2021 23:32:22 +0200 [thread overview]
Message-ID: <87im3hgi6x.fsf@dell.be.48ers.dk> (raw)
In-Reply-To: <20210515121035.2395250-1-fontaine.fabrice@gmail.com> (Fabrice Fontaine's message of "Sat, 15 May 2021 14:10:35 +0200")
>>>>> "Fabrice" == Fabrice Fontaine <fontaine.fabrice@gmail.com> writes:
> Security
> ========
> * sshd(8): OpenSSH 8.5 introduced the LogVerbose keyword. When this
> option was enabled with a set of patterns that activated logging
> in code that runs in the low-privilege sandboxed sshd process, the
> log messages were constructed in such a way that printf(3) format
> strings could effectively be specified the low-privilege code.
> An attacker who had sucessfully exploited the low-privilege
> process could use this to escape OpenSSH's sandboxing and attack
> the high-privilege process. Exploitation of this weakness is
> highly unlikely in practice as the LogVerbose option is not
> enabled by default and is typically only used for debugging. No
> vulnerabilities in the low-privilege process are currently known
> to exist.
> https://www.openssh.com/txt/release-8.6
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Committed to 2021.02.x, thanks.
--
Bye, Peter Korsgaard
prev parent reply other threads:[~2021-05-17 21:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-15 12:10 [Buildroot] [PATCH 1/1] package/openssh: security bump to version 8.6p1 Fabrice Fontaine
2021-05-15 15:19 ` Yann E. MORIN
2021-05-17 21:32 ` Peter Korsgaard [this message]
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=87im3hgi6x.fsf@dell.be.48ers.dk \
--to=peter@korsgaard.com \
--cc=buildroot@busybox.net \
/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