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Message-ID: <Y2lByE1FNVw3z/L8@gentoo.org>
Date: Mon, 7 Nov 2022 11:35:04 -0600
From: John Helmert III <ajak@...too.org>
To: oss-security@...ts.openwall.com
Cc: ggregory@...che.org, security@...che.org
Subject: Re: CVE-2022-42920: Apache Commons BCEL prior to
6.6.0 allows producing arbitrary bytecode via out-of-bounds writing
Copying Apache's CNA address and original sender. The new CVE is now
public.
On Fri, Nov 04, 2022 at 03:54:46PM -0500, John Helmert III wrote:
> On Fri, Nov 04, 2022 at 05:35:34PM +0000, Gary D. Gregory wrote:
> > Description:
> >
> > Apache Commons BCEL has a number of APIs that would normally only allow changing specific class characteristics. However, due to an out-of-bounds writing issue, these APIs can be used to produce arbitrary bytecode. This could be abused in applications that pass attacker-controllable data to those APIs, giving the attacker more control over the resulting bytecode than otherwise expected. Update to Apache Commons BCEL 6.6.0.
> >
> > This issue is being tracked as BCEL-363
> >
> > Credit:
> >
> > Reported by Felix Wilhelm (Google); GitHub pull request to Apache Commons BCEL #147 by Richard Atkins (https://github.com/rjatkins); PR derived from OpenJDK (https://github.com/openjdk/jdk11u/) commit 13bf52c8d876528a43be7cb77a1f452d29a21492 by Aleksei Voitylov and RealCLanger (Christoph Langer https://github.com/RealCLanger)
> >
>
> This appears to be a duplicate of CVE-2022-34169 (also issued by the
> Apache CNA), and previously discussed on this list at [1]. It was
> eventually reported to the list that the vulnerability was actually in
> bcel [2].
>
> [1] https://www.openwall.com/lists/oss-security/2022/07/19/5
> [2] https://www.openwall.com/lists/oss-security/2022/10/18/2
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