From: Peter Korsgaard <peter@korsgaard.com>
To: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Cc: Angelo Compagnucci <angelo.compagnucci@gmail.com>,
Olivier Schonken <olivier.schonken@gmail.com>,
buildroot@buildroot.org
Subject: Re: [Buildroot] [PATCH 1/1] package/cups-filters: fix CVE-2023-24805
Date: Thu, 09 Nov 2023 12:17:49 +0100 [thread overview]
Message-ID: <87zfznnpk2.fsf@48ers.dk> (raw)
In-Reply-To: <20231001191522.1799946-1-fontaine.fabrice@gmail.com> (Fabrice Fontaine's message of "Sun, 1 Oct 2023 21:15:22 +0200")
>>>>> "Fabrice" == Fabrice Fontaine <fontaine.fabrice@gmail.com> writes:
> Fix CVE-2023-24805: cups-filters contains backends, filters, and other
> software required to get the cups printing service working on operating
> systems other than macos. If you use the Backend Error Handler (beh) to
> create an accessible network printer, this security vulnerability can
> cause remote code execution. `beh.c` contains the line `retval =
> system(cmdline) >> 8;` which calls the `system` command with the operand
> `cmdline`. `cmdline` contains multiple user controlled, unsanitized
> values. As a result an attacker with network access to the hosted print
> server can exploit this vulnerability to inject system commands which
> are executed in the context of the running server. This issue has been
> addressed in commit `8f2740357` and is expected to be bundled in the
> next release. Users are advised to upgrade when possible and to restrict
> access to network printers in the meantime.
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Committed to 2023.02.x and 2023.08.x, thanks.
--
Bye, Peter Korsgaard
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prev parent reply other threads:[~2023-11-09 11:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-01 19:15 [Buildroot] [PATCH 1/1] package/cups-filters: fix CVE-2023-24805 Fabrice Fontaine
2023-11-04 20:16 ` Thomas Petazzoni via buildroot
2023-11-09 11:17 ` Peter Korsgaard [this message]
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