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[2a01:cb00:1331:aa00:a2e4:fb7b:d88:7544]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4ba01fe9357sm147623675e9.9.2026.11.11.01.03.51 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Nov 2026 01:03:51 -0800 (PST) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][wrynose 25/35] dropbear: patch CVE-2026-35385 Date: Wed, 11 Nov 2026 10:02:51 +0100 Message-ID: <0edb50e9b5a2642cfc1a063599f877c71e4511a7.1794387482.git.yoann.congal@smile.fr> X-Mailer: git-send-email 2.55.0 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by lin-tor-korg-lkml-alma10-1 with HTTPS for ; Wed, 11 Nov 2026 09:03:58 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/249997 From: Peter Marko Pick patch referencing this CVE from 2026.90 release. Signed-off-by: Peter Marko Signed-off-by: Yoann Congal --- .../dropbear/dropbear/CVE-2026-35385.patch | 42 +++++++++++++++++++ .../recipes-core/dropbear/dropbear_2025.89.bb | 1 + 2 files changed, 43 insertions(+) create mode 100644 meta/recipes-core/dropbear/dropbear/CVE-2026-35385.patch diff --git a/meta/recipes-core/dropbear/dropbear/CVE-2026-35385.patch b/meta/recipes-core/dropbear/dropbear/CVE-2026-35385.patch new file mode 100644 index 00000000000..6794acd57a0 --- /dev/null +++ b/meta/recipes-core/dropbear/dropbear/CVE-2026-35385.patch @@ -0,0 +1,42 @@ +From 443ccc1fd1b9a4e3747f6b5cd644b7af49064308 Mon Sep 17 00:00:00 2001 +From: Matt Johnston +Date: Sat, 2 May 2026 08:17:25 +0800 +Subject: [PATCH] scp: clear setuid/setgid bits on received files + +From openssh-portable 487e8ac146f7d6616f65c125d5edb210519b833a +Tracked as CVE-2026-35385 + +upstream: when downloading files as root in legacy (-O) mode and + +without the -p (preserve modes) flag set, clear setuid/setgid bits from +downloaded files as one might expect. + +AFAIK this bug dates back to the original Berkeley rcp program. + +Reported by Christos Papakonstantinou of Cantina and Spearbit. + +OpenBSD-Commit-ID: 49e902fca8dd933a92a9b547ab31f63e86729fa1 + +CVE: CVE-2026-35385 +Upstream-Status: Backport [https://github.com/mkj/dropbear/commit/443ccc1fd1b9a4e3747f6b5cd644b7af49064308] +Signed-off-by: Peter Marko +--- + src/scp.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +diff --git a/src/scp.c b/src/scp.c +index 09297a5b..79b0a12d 100644 +--- a/src/scp.c ++++ b/src/scp.c +@@ -1114,8 +1114,10 @@ sink(int argc, char **argv, const char *src) + + setimes = targisdir = 0; + mask = umask(0); +- if (!pflag) ++ if (!pflag) { ++ mask |= 07000; + (void) umask(mask); ++ } + if (argc != 1) { + run_err("ambiguous target"); + exit(1); diff --git a/meta/recipes-core/dropbear/dropbear_2025.89.bb b/meta/recipes-core/dropbear/dropbear_2025.89.bb index 6cb520f68d9..9f04327bd1a 100644 --- a/meta/recipes-core/dropbear/dropbear_2025.89.bb +++ b/meta/recipes-core/dropbear/dropbear_2025.89.bb @@ -29,6 +29,7 @@ SRC_URI = "http://matt.ucc.asn.au/dropbear/releases/dropbear-${PV}.tar.bz2 \ file://CVE-2019-6111-02.patch \ file://CVE-2019-6111-03.patch \ file://CVE-2019-6111-04.patch \ + file://CVE-2026-35385.patch \ " SRC_URI[sha256sum] = "0d1f7ca711cfc336dc8a85e672cab9cfd8223a02fe2da0a4a7aeb58c9e113634"