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d="scan'208";a="685977433" Received: from rcdn-l-core-07.cisco.com ([173.37.255.144]) by alln-iport-8.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 09 Mar 2026 07:02:46 +0000 Received: from sjc-ads-10055.cisco.com (sjc-ads-10055.cisco.com [10.30.210.59]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by rcdn-l-core-07.cisco.com (Postfix) with ESMTPS id 393811800049D; Mon, 9 Mar 2026 07:02:46 +0000 (GMT) Received: by sjc-ads-10055.cisco.com (Postfix, from userid 1870532) id D814ACC12A6; Mon, 9 Mar 2026 00:02:45 -0700 (PDT) From: "Anil Dongare -X (adongare - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-core@lists.openembedded.org Cc: xe-linux-external@cisco.com, to@cisco.com, Anil Dongare Subject: [OE-core] [Whinlatter] [PATCH 1/2] vim v9.1.1683: Fix CVE-2026-25749 Date: Mon, 9 Mar 2026 00:02:31 -0700 Message-ID: <20260309070233.4148849-1-adongare@cisco.com> X-Mailer: git-send-email 2.44.1 MIME-Version: 1.0 X-Outbound-SMTP-Client: 10.30.210.59, sjc-ads-10055.cisco.com X-Outbound-Node: rcdn-l-core-07.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, 09 Mar 2026 07:02:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/232678 From: Anil Dongare Upstream Repository: https://github.com/vim/vim.git Bug Details: https://nvd.nist.gov/vuln/detail/CVE-2026-25749 Type: Security Fix CVE: CVE-2026-25749 Score: 6.6 Patch: https://github.com/vim/vim/commit/0714b15940b2 Signed-off-by: Anil Dongare --- .../vim/files/CVE-2026-25749.patch | 57 +++++++++++++++++++ meta/recipes-support/vim/vim.inc | 1 + 2 files changed, 58 insertions(+) create mode 100644 meta/recipes-support/vim/files/CVE-2026-25749.patch diff --git a/meta/recipes-support/vim/files/CVE-2026-25749.patch b/meta/recipes-support/vim/files/CVE-2026-25749.patch new file mode 100644 index 0000000000..1e3779d3c4 --- /dev/null +++ b/meta/recipes-support/vim/files/CVE-2026-25749.patch @@ -0,0 +1,57 @@ +From 04c5e03c2c638e6c82c250f7b612eab29fe7d9ba Mon Sep 17 00:00:00 2001 +From: Christian Brabandt +Date: Thu, 5 Feb 2026 18:51:54 +0000 +Subject: [PATCH] patch 9.1.2132: [security]: buffer-overflow in 'helpfile' + option handling + +Problem: [security]: buffer-overflow in 'helpfile' option handling by + using strcpy without bound checks (Rahul Hoysala) +Solution: Limit strncpy to the length of the buffer (MAXPATHL) + +Github Advisory: +https://github.com/vim/vim/security/advisories/GHSA-5w93-4g67-mm43 + +CVE: CVE-2026-25749 +Upstream-Status: Backport [https://github.com/vim/vim/commit/0714b15940b2] + +Signed-off-by: Christian Brabandt +(cherry picked from commit 0714b15940b245108e6e9d7aa2260dd849a26fa9) +Signed-off-by: Anil Dongare +--- + src/tag.c | 2 +- + src/testdir/test_help.vim | 9 +++++++++ + 2 files changed, 10 insertions(+), 1 deletion(-) + +diff --git a/src/tag.c b/src/tag.c +index 6912e8743..a32bbb245 100644 +--- a/src/tag.c ++++ b/src/tag.c +@@ -3348,7 +3348,7 @@ get_tagfname( + if (tnp->tn_hf_idx > tag_fnames.ga_len || *p_hf == NUL) + return FAIL; + ++tnp->tn_hf_idx; +- STRCPY(buf, p_hf); ++ vim_strncpy(buf, p_hf, MAXPATHL - 1); + STRCPY(gettail(buf), "tags"); + #ifdef BACKSLASH_IN_FILENAME + slash_adjust(buf); +diff --git a/src/testdir/test_help.vim b/src/testdir/test_help.vim +index dac153d86..f9e4686bb 100644 +--- a/src/testdir/test_help.vim ++++ b/src/testdir/test_help.vim +@@ -222,4 +222,13 @@ func Test_helptag_navigation() + endfunc + + ++" This caused a buffer overflow ++func Test_helpfile_overflow() ++ let _helpfile = &helpfile ++ let &helpfile = repeat('A', 5000) ++ help ++ helpclose ++ let &helpfile = _helpfile ++endfunc ++ + " vim: shiftwidth=2 sts=2 expandtab +-- +2.43.7 diff --git a/meta/recipes-support/vim/vim.inc b/meta/recipes-support/vim/vim.inc index c730f1d0cf..044117a57f 100644 --- a/meta/recipes-support/vim/vim.inc +++ b/meta/recipes-support/vim/vim.inc @@ -16,6 +16,7 @@ SRC_URI = "git://github.com/vim/vim.git;branch=master;protocol=https;tag=v${PV} file://disable_acl_header_check.patch \ file://0001-src-Makefile-improve-reproducibility.patch \ file://no-path-adjust.patch \ + file://CVE-2026-25749.patch \ " PV .= ".1683"