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Wed, 18 Mar 2026 04:35:08 -0700 (PDT) Received: from MVIN00352.mvista.com ([2406:7400:54:84ed:f824:cb15:1c78:bc3]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b06e6216c5sm32407945ad.73.2026.03.18.04.35.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Mar 2026 04:35:07 -0700 (PDT) From: Vijay Anusuri To: openembedded-core@lists.openembedded.org Cc: Vijay Anusuri Subject: [OE-core][whinlatter][patch] inetutils: Fix CVE-2026-32746 Date: Wed, 18 Mar 2026 17:04:47 +0530 Message-ID: <20260318113448.2316921-1-vanusuri@mvista.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 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 ; Wed, 18 Mar 2026 11:35:14 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/233380 Pick patch according to [1] [1] https://security-tracker.debian.org/tracker/CVE-2026-32746 [2] https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html [3] https://codeberg.org/inetutils/inetutils/pulls/17/files Signed-off-by: Vijay Anusuri --- .../inetutils/inetutils/CVE-2026-32746.patch | 40 +++++++++++++++++++ .../inetutils/inetutils_2.6.bb | 1 + 2 files changed, 41 insertions(+) create mode 100644 meta/recipes-connectivity/inetutils/inetutils/CVE-2026-32746.patch diff --git a/meta/recipes-connectivity/inetutils/inetutils/CVE-2026-32746.patch b/meta/recipes-connectivity/inetutils/inetutils/CVE-2026-32746.patch new file mode 100644 index 0000000000..dfab82f01f --- /dev/null +++ b/meta/recipes-connectivity/inetutils/inetutils/CVE-2026-32746.patch @@ -0,0 +1,40 @@ +From 6864598a29b652a6b69a958f5cd1318aa2b258af Mon Sep 17 00:00:00 2001 +From: Collin Funk +Date: Wed, 11 Mar 2026 23:06:46 -0700 +Subject: [PATCH] telnetd: fix stack buffer overflow processing SLC suboption triplets + +Previously a client could write past the end of an internal buffer using +an SLC suboption with many triplets using function octets greater than +18, possibly leading to remote code execution. Reported by Adiel Sol, +Arad Inbar, Erez Cohen, Nir Somech, Ben Grinberg, Daniel Lubel at DREAM +Security Research Team at: +. + +* telnetd/slc.c (add_slc): Return early if writing the tuple would lead +us to writing past the end of the buffer. +* NEWS.md: Mention the fix. + +Upstream-Status: Backport [https://cgit.git.savannah.gnu.org/cgit/inetutils.git/commit/?id=6864598a29b652a6b69a958f5cd1318aa2b258af] +CVE: CVE-2026-32746 +Signed-off-by: Vijay Anusuri +--- + telnetd/slc.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/telnetd/slc.c b/telnetd/slc.c +index be18782..3434829 100644 +--- a/telnetd/slc.c ++++ b/telnetd/slc.c +@@ -162,6 +162,9 @@ get_slc_defaults (void) + void + add_slc (char func, char flag, cc_t val) + { ++ /* Do nothing if the entire triplet cannot fit in the buffer. */ ++ if (slcbuf + sizeof slcbuf - slcptr <= 6) ++ return; + + if ((*slcptr++ = (unsigned char) func) == 0xff) + *slcptr++ = 0xff; +-- +2.43.0 + diff --git a/meta/recipes-connectivity/inetutils/inetutils_2.6.bb b/meta/recipes-connectivity/inetutils/inetutils_2.6.bb index 29a40143a2..9892507ad9 100644 --- a/meta/recipes-connectivity/inetutils/inetutils_2.6.bb +++ b/meta/recipes-connectivity/inetutils/inetutils_2.6.bb @@ -21,6 +21,7 @@ SRC_URI = "${GNU_MIRROR}/inetutils/inetutils-${PV}.tar.xz \ file://CVE-2026-24061-01.patch \ file://CVE-2026-24061-02.patch \ file://CVE-2026-28372.patch \ + file://CVE-2026-32746.patch \ " inherit autotools gettext update-alternatives texinfo