From patchwork Tue Sep 1 07:21:15 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hitendra Prajapati X-Patchwork-Id: 96935 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id BBC36C61DD3 for ; Tue, 1 Sep 2026 07:21:54 +0000 (UTC) Received: from mail-pg1-f169.google.com (mail-pg1-f169.google.com [209.85.215.169]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.2348.1788247306394389367 for ; Tue, 01 Sep 2026 00:21:46 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@mvista.com header.s=google header.b=S/xliFO0; spf=pass (domain: mvista.com, ip: 209.85.215.169, mailfrom: hprajapati@mvista.com) Received: by mail-pg1-f169.google.com with SMTP id 41be03b00d2f7-cc1c7364550so4685932a12.1 for ; Tue, 01 Sep 2026 00:21:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mvista.com; s=google; t=1788247306; x=1788852106; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=lMecLdOV97lULOAoUu7raMy9GF/noImRxfEyvnt2VkM=; b=S/xliFO047qymtex0UFGZK0J/VAXQtRScgHdEKJIWBtYMY1W7xiGBF9MkcgVXNVbEH aTi+Iy6C5g+qIoAFRST4cZicjKHNBgttzB1eGRKwFk761WJv9iG+axYZVKtMcCiyqZhO 2B9IIocltgRrLKp8+xO4xkxbta99VQKu7ppVA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788247306; x=1788852106; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=lMecLdOV97lULOAoUu7raMy9GF/noImRxfEyvnt2VkM=; b=qY9xYqO3GPX1o3bHpCkwAFJsCL7xmqdo+xyHx5ePgGS9ThW+wRanppM8iLpD+hlY0+ Swn1riq7NUA/KY6LKtHjQ/QoHeGVZErLwBlLCJgLyj2JfKUiBa9Xan0JY72d4rzL0+lr ZNiuebtSsXTfTIp/XY3/c6ZdqRDVcPoJm1QEmo5ROZ6/cMyc9kQyFlkPGppfyZELft9p bbfIpLug6HWajFq43Sw5YRTvpUuubEGwRCfgQfQ5zpwu7nk1EVMMIX+qfXhUGoRk5rII vjKVRWUIpOMLJlt3jGYmG6UelVjtepXSsg1fYX+MaKzj87QatcVrzum5/CCUIw+DNnDQ JW/g== X-Gm-Message-State: AFuF++kkOoy4evpU+oBbeC2DrcmUYqwRywVdDjg6LwHE6ZLV2Ae+mRNc tnYtvWGJ/JwArel5YbtwTy7VWd0tqswtKoRUbb/lgy08yPWgz3xu42CN/Xjdy3GL/L3p9gPJjvB RYtp5Mps= X-Gm-Gg: AR+sD10VgP38JRaDT3o6GhUV10OI9H5/d7enqDnWZRT1ExjIjMapgci6/gmOXHdacAx XZrRPrDOOLxunQ9Xv3AnaQRGQfuwAEjnT9nJXIlXMjpYAwqDUiB0vHQJSNJqthAgAOp9WTr/O6L hXgA2iHyZvuwUQ5MFLCx8vIw912HfDrc0ib13fUxG4LH/2CMNs8Z9ib3Jfc5xQghBl7CQXBYf33 4d6xnnGNDYawS6yUm3l18KGZbeojNQwD4Ykj4XnDpArRLf9VouJuAyx47FoJ6Mkb6nEUS0HPURR rTnrkNzohi+aZELUBX44Y6NQLzLVhDm+sGl5uAwiV7ODV551sAjmRLt4rKecP6vHwLtscibBbgn rZz4IdZmW8kMHwaqyCmBHiSpEMHgOGRcfmmP3YK3ebr9sMJwC1yW8NcC5stH5bhMKcv/bf+znMq n7D8W8WAPLUhM4I7VWjL+/AsiR6MtnNNCm0TufHb6fN+US92W3TVk8SvG4vDSRyk3UzC9SDfgmo Kdm/I6V4iaO X-Received: by 2002:a05:6a21:3a42:b0:3d0:d1f1:6ec5 with SMTP id adf61e73a8af0-3d7adeb6816mr9582366637.4.1788247305730; Tue, 01 Sep 2026 00:21:45 -0700 (PDT) Received: from MVIN00013.mvista.com ([103.250.136.191]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-142e0d2e465sm54200607c88.4.2026.09.01.00.21.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Sep 2026 00:21:45 -0700 (PDT) From: Hitendra Prajapati To: openembedded-core@lists.openembedded.org Cc: Hitendra Prajapati Subject: [wrynose][PATCH 2/3] vim: Fix for CVE-2026-73073 Date: Tue, 1 Sep 2026 12:51:15 +0530 Message-ID: <20260901072116.30784-2-hprajapati@mvista.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260901072116.30784-1-hprajapati@mvista.com> References: <20260901072116.30784-1-hprajapati@mvista.com> 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 ; Tue, 01 Sep 2026 07:21:54 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/244800 Pick the patch from [1], also referenced in the NVD report [2]. [1] https://github.com/vim/vim/commit/2f628d8104958fa7421664f792ca6d4f7a39a10f [2] https://nvd.nist.gov/vuln/detail/CVE-2026-73073 Signed-off-by: Hitendra Prajapati --- .../vim/files/CVE-2026-73073.patch | 105 ++++++++++++++++++ meta/recipes-support/vim/vim.inc | 1 + 2 files changed, 106 insertions(+) create mode 100644 meta/recipes-support/vim/files/CVE-2026-73073.patch diff --git a/meta/recipes-support/vim/files/CVE-2026-73073.patch b/meta/recipes-support/vim/files/CVE-2026-73073.patch new file mode 100644 index 0000000000..5defa7339e --- /dev/null +++ b/meta/recipes-support/vim/files/CVE-2026-73073.patch @@ -0,0 +1,105 @@ +From 2f628d8104958fa7421664f792ca6d4f7a39a10f Mon Sep 17 00:00:00 2001 +From: Yasuhiro Matsumoto +Date: Fri, 17 Jul 2026 09:11:42 +0900 +Subject: [PATCH] patch 9.2.0845: [security]: arbitrary Ex command execution + during C omni-completion + +Problem: [security]: arbitrary Ex command execution during C + omni-completion (Threonine) +Solution: Match tags typeref literally to block Ex command injection + (Yasuhiro Matsumoto). + +Escaping only "/" and "\" left the typeref able to break out of the +:vimgrep pattern without a "/": an unclosed "[" makes vimgrep's pattern +skipping fail, and the parser then treats a following "|" as a command +separator, so the tag value runs as Ex commands during C omni-completion. +Match the field literally with \V so no regex metacharacter can affect +pattern parsing. + +Github Security Advisory: +https://github.com/vim/vim/security/advisories/GHSA-cx73-phcg-3j5g + +Signed-off-by: Yasuhiro Matsumoto +Signed-off-by: Christian Brabandt + +CVE: CVE-2026-73073 +Upstream-Status: Backport [https://github.com/vim/vim/commit/2f628d8104958fa7421664f792ca6d4f7a39a10f] +Signed-off-by: Hitendra Prajapati +--- + runtime/autoload/ccomplete.vim | 5 ++++- + src/testdir/test_plugin_ccomplete.vim | 26 ++++++++++++++++++++++++++ + src/version.c | 4 ++++ + 3 files changed, 34 insertions(+), 1 deletion(-) + +diff --git a/runtime/autoload/ccomplete.vim b/runtime/autoload/ccomplete.vim +index dc3388b524..593789a84f 100644 +--- a/runtime/autoload/ccomplete.vim ++++ b/runtime/autoload/ccomplete.vim +@@ -599,8 +599,11 @@ def StructMembers( # {{{1 + if complete_check() + return [] + endif ++ # Match "typename" literally (\V): escaping alone is not enough, as e.g. ++ # an unclosed "[" makes vimgrep's pattern skipping fail and the rest of ++ # the tag value is then parsed as Ex commands. + execute 'silent! keepjumps noautocmd ' +- .. n .. 'vimgrep ' .. '/\t' .. escape(typename, '/\') .. '\(\t\|$\)/j ' ++ .. n .. 'vimgrep ' .. '/\t\V' .. escape(typename, '/\') .. '\m\(\t\|$\)/j ' + .. fnames + + qflist = getqflist() +diff --git a/src/testdir/test_plugin_ccomplete.vim b/src/testdir/test_plugin_ccomplete.vim +index a635bd50bd..c1754d17c1 100644 +--- a/src/testdir/test_plugin_ccomplete.vim ++++ b/src/testdir/test_plugin_ccomplete.vim +@@ -31,6 +31,32 @@ func Test_ccomplete_no_exec_via_typeref() + unlet! g:ccomplete_injected + endfunc + ++" Escaping "/" and "\" is not enough: with no "/" in the payload, an unclosed ++" "[" makes vimgrep's pattern skipping fail, and the command parser then treats ++" the first "|" as a command separator. The typeref must be matched literally. ++func Test_ccomplete_no_exec_via_typeref_bracket() ++ CheckUnix ++ let sentinel = tempname() ++ call delete(sentinel) ++ let tagsfile = s:WriteTags([ ++ \ "myvar\tmain.c\t/^x$/;\"\tv\ttyperef:struct:[|call system('touch " .. sentinel .. "')|####", ++ \ ]) ++ ++ let save_tags = &tags ++ let &tags = tagsfile ++ ++ new ++ call ccomplete#Complete(1, '') ++ call ccomplete#Complete(0, 'myvar.x') ++ ++ call assert_false(filereadable(sentinel), ++ \ 'typeref field was executed as an Ex command during omni-completion') ++ ++ bwipe! ++ let &tags = save_tags ++ call delete(sentinel) ++endfunc ++ + " A legitimate typeref must still drive struct-member completion: escaping the + " field value must not break the normal path. + func Test_ccomplete_typeref_completion_still_works() +diff --git a/src/version.c b/src/version.c +index 92cd53129e..26e4e026c3 100644 +--- a/src/version.c ++++ b/src/version.c +@@ -734,6 +734,10 @@ static char *(features[]) = + + static int included_patches[] = + { /* Add new patch number below this line */ ++/**/ ++ 845, ++/**/ ++ 846, + /**/ + 736, + /**/ +-- +2.34.1 + diff --git a/meta/recipes-support/vim/vim.inc b/meta/recipes-support/vim/vim.inc index 34d4507906..7ab7a405ff 100644 --- a/meta/recipes-support/vim/vim.inc +++ b/meta/recipes-support/vim/vim.inc @@ -40,6 +40,7 @@ SRC_URI = "git://github.com/vim/vim.git;branch=master;protocol=https;tag=v${PV} file://CVE-2026-59857.patch \ file://CVE-2026-59858.patch \ file://CVE-2026-73072.patch \ + file://CVE-2026-73073.patch \ " PV .= ".0340"