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[2a01:cb00:1331:aa00:a2e4:fb7b:d88:7544]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48e1afbf534sm2162501f8f.35.2026.10.19.07.49.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 19 Oct 2026 07:49:27 -0700 (PDT) Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 19 Oct 2026 16:49:27 +0200 Message-Id: Subject: Re: [OE-core][wrynose][PATCH 1/3] busybox: fix CVE-2026-38752 From: "Yoann Congal" To: , X-Mailer: aerc 0.20.0 References: <20261016065314.3923094-1-dkelaiya@cisco.com> In-Reply-To: <20261016065314.3923094-1-dkelaiya@cisco.com> List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 19 Oct 2026 14:49:32 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/248180 On Fri Oct 16, 2026 at 8:53 AM CEST, Darsh Kelaiya -X (dkelaiya - E INFOCHI= PS PRIVATE LIMITED at Cisco) via lists.openembedded.org wrote: > From: Darsh Kelaiya > > This patch applies the upstream fix shown in [1]. > The advisory identifying the fix is referenced in [2]. > > [1] https://lists.busybox.net/pipermail/busybox/2026-June/092351.html > [2] https://nvd.nist.gov/vuln/detail/cve-2026-38752 > > Signed-off-by: Darsh Kelaiya > --- > .../busybox/busybox/CVE-2026-38752.patch | 83 +++++++++++++++++++ > meta/recipes-core/busybox/busybox_1.37.0.bb | 1 + > 2 files changed, 84 insertions(+) > create mode 100644 meta/recipes-core/busybox/busybox/CVE-2026-38752.patc= h > > diff --git a/meta/recipes-core/busybox/busybox/CVE-2026-38752.patch b/met= a/recipes-core/busybox/busybox/CVE-2026-38752.patch > new file mode 100644 > index 00000000000..52cba2417e7 > --- /dev/null > +++ b/meta/recipes-core/busybox/busybox/CVE-2026-38752.patch > @@ -0,0 +1,83 @@ > +From e886726a2f0ad397666687a5fc65c4e80240f964 Mon Sep 17 00:00:00 2001 > +From: Sanghyun Park > +Date: Tue, 16 Jun 2026 12:16:05 +0900 > +Subject: [PATCH] awk: fix stack overflow in evaluate() > + > +Recursive awk functions can keep re-entering evaluate() until the > +process stack is exhausted. Track active function-call depth and report = a > +normal awk error once the limit is reached instead of overflowing the > +stack. > + > +CVE: CVE-2026-38752 > +Upstream-Status: Submitted [https://lists.busybox.net/pipermail/busybox/= 2026-June/092351.html] > + > +Signed-off-by: Sanghyun Park > +Signed-off-by: Darsh Kelaiya Hello, For the whole series: Those patches are needed for master and blacksail. Also, I don't like using new "Submitted" patches in stable for maintained project. I know busybox maintenance is not ideal right now but maybe we should ping/help upstream to get these fixes merged? Regards, --=20 Yoann Congal Smile ECS