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([203.211.105.219]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e967875e58sm549125ad.36.2026.10.14.22.43.56 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2026 22:43:57 -0700 (PDT) From: ankur.tyagi85@gmail.com To: openembedded-devel@lists.openembedded.org Subject: [PATCH 32/82] libnfs: patch CVE-2026-53689 Date: Thu, 15 Oct 2026 18:41:20 +1300 Message-ID: <8abdf08b09f02003e63d33341b5f757135deb2d3.1791945956.git.ankur.tyagi85@gmail.com> X-Mailer: git-send-email 2.43.0 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 15 Oct 2026 05:44:07 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/130952 From: Ankur Tyagi Details: https://nvd.nist.gov/vuln/detail/cve-2026-53689 Signed-off-by: Ankur Tyagi Signed-off-by: Anuj Mittal (cherry picked from commit 6ace2f0b5e54469c5e9fd8b99412e8f412128458) Signed-off-by: Ankur Tyagi --- .../libnfs/libnfs/CVE-2026-53689.patch | 34 +++++++++++++++++++ .../libnfs/libnfs_6.0.2.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta-oe/recipes-connectivity/libnfs/libnfs/CVE-2026-53689.patch diff --git a/meta-oe/recipes-connectivity/libnfs/libnfs/CVE-2026-53689.patch b/meta-oe/recipes-connectivity/libnfs/libnfs/CVE-2026-53689.patch new file mode 100644 index 0000000000..0c624c7219 --- /dev/null +++ b/meta-oe/recipes-connectivity/libnfs/libnfs/CVE-2026-53689.patch @@ -0,0 +1,34 @@ +From d45a7d6cdc899ac2a62abc21280d674ae91ae0ae Mon Sep 17 00:00:00 2001 +From: Ronnie Sahlberg +Date: Wed, 10 Jun 2026 11:43:28 +1000 +Subject: [PATCH] ZDR: check the string size for sanity + +It could otherwise cause an overflow in the bounds check later. + +Reported-by: Nick Hummel +Signed-off-by: Ronnie Sahlberg +(cherry picked from commit 55c18ea33a83d667f79f0ef209c96895795c729f) + +CVE: CVE-2026-53689 +Upstream-Status: Backport [https://github.com/sahlberg/libnfs/commit/55c18ea33a83d667f79f0ef209c96895795c729f] + +Signed-off-by: Ankur Tyagi +--- + lib/libnfs-zdr.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +diff --git a/lib/libnfs-zdr.c b/lib/libnfs-zdr.c +index bc507eb..cbdb650 100644 +--- a/lib/libnfs-zdr.c ++++ b/lib/libnfs-zdr.c +@@ -305,7 +305,9 @@ bool_t libnfs_zdr_string(ZDR *zdrs, char **strp, uint32_t maxsize) + if (!libnfs_zdr_u_int(zdrs, &size)) { + return FALSE; + } +- ++ if (size > zdrs->size) { ++ return FALSE; ++ } + if (zdrs->pos + (int)size > zdrs->size) { + return FALSE; + } diff --git a/meta-oe/recipes-connectivity/libnfs/libnfs_6.0.2.bb b/meta-oe/recipes-connectivity/libnfs/libnfs_6.0.2.bb index 49617eaa29..8068d35e1c 100644 --- a/meta-oe/recipes-connectivity/libnfs/libnfs_6.0.2.bb +++ b/meta-oe/recipes-connectivity/libnfs/libnfs_6.0.2.bb @@ -5,6 +5,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=825301ba17efc9d188ee0abd4b924ada" SRC_URI = "git://github.com/sahlberg/libnfs.git;protocol=https;branch=master \ file://0001-CMakeLists.txt-respect-CMAKE_INSTALL_LIBDIR-for-mult.patch \ + file://CVE-2026-53689.patch \ " SRCREV = "18c5c73ee88bb7dc8da0d55dc95164bb77e49dc6"