From patchwork Tue Sep 1 12:27:23 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hitendra Prajapati X-Patchwork-Id: 96960 X-Patchwork-Delegate: yoann.congal@smile.fr 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 84B99C61DD3 for ; Tue, 1 Sep 2026 12:27:44 +0000 (UTC) Received: from mail-pg1-f175.google.com (mail-pg1-f175.google.com [209.85.215.175]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.6733.1788265661246942088 for ; Tue, 01 Sep 2026 05:27:41 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@mvista.com header.s=google header.b=fqyEPRID; spf=pass (domain: mvista.com, ip: 209.85.215.175, mailfrom: hprajapati@mvista.com) Received: by mail-pg1-f175.google.com with SMTP id 41be03b00d2f7-cc1bcdb3c4cso3590960a12.2 for ; Tue, 01 Sep 2026 05:27:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mvista.com; s=google; t=1788265660; x=1788870460; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=lF0xvKtKrsnIfLhxeiWheUkxE4IYkYsAIE5xuLs7gcM=; b=fqyEPRID8/GHBT1qmPGss3ti+pdXYaGmudi4EVlheb4qqpRvlTiO2p1NKFTIiFr8d2 p8obQYEPvoySDARSfL15DZWJy9YsUO9YLp1sBsd9lya8/YWcXEc6goE7WTD1+lQuOhz2 AGKgyGffyxKB+TN6nh5GJbf0FbKbRxwg+Qej8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788265660; x=1788870460; h=content-transfer-encoding:mime-version: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=lF0xvKtKrsnIfLhxeiWheUkxE4IYkYsAIE5xuLs7gcM=; b=saBb9VziUgLcwUDafhHRKViWtF13KqLrtQ05W2A9l1YLkUhbPZZFVX+Vj9+pWH8lrZ Mnwh6rYWpS8Z17MHIuazWv3PtI8HYaELOdhA7IIQAbsAJ8j3Qj749JLE+xlAc31phb61 fC4WCBLodXyKG9zR3jDO2hzu6nLR63ixHOtQeZulob5R+P2cZbH6vssgS4wiRThVjL/y AvEzaXCvsKp+8ZHBWZ7aFi5QPiNFPKsNpJwxoLS1Yy8nZIh7WuB07eu7V9HhomuRN8xB ROoWDvzTzeYmEAeDV/oN6WrH5An4fIlKTXg8lfJgvTqjh+GhHTSQx/h2DOJURwGk4ZtR cTNA== X-Gm-Message-State: AFuF++k2g41FuN7fsfkwGMVNE5g9jF5BhRC+PujE60cIWMJ7zDFh+3E+ /gqrJx3Zekv5gMrWSaljDFp83nfzCdMuzIuXSHt+JC7l+GSrcOmDGgScGxLF+8A+h2bNtSIx6GX O+6amjVo= X-Gm-Gg: AYBFou0d/hZW4iY9gugp6IxMDdqiwJ2uR1ju0dpM2iIomFvhsPkch9AsHIjBpaEJy0o UZ75wN2Mzv7qYZJdNhXZV0h6HyWJnDf5gMnEoLtgqT7ic+Ky1lIfSP3qD27krjbyaIm/FCwYJLA 9lGyHyh9A+h18LUbiSaZdLFb+h2mbpQL3VuxapL1f0+W+5AHhu+kw1Gz4edRzdSN1BgE8zENn5q NP5K9RHSKZiDxrINzc6i61x323Z+flvzaM/2BFs9UbFHYieSZMw1+nufNL4rpQe6EontQ6l+mfz il+jIkVK/SwzuSoZISphqEUM/bc1hJEwBu+Jbzt/Pttlmt5Tbrp01lhq+WL8GF/68apkG0LbrPv N0DznsCgUSpVzxe4NO42VBg2IzWGe0GnKTFyUaKe7sjcIhF01wYVZLYvsHpQfDkKk5yiM9e0lPC i2RQMj0c17+G6zaQc5AApdyJueW0GK4iIQe8UHyDx78NfdteYPntO8AaZM1oImklzTE7nIYRuTA w== X-Received: by 2002:a17:90b:1806:b0:398:9be6:f997 with SMTP id 98e67ed59e1d1-39907e1214amr10767857a91.22.1788265660474; Tue, 01 Sep 2026 05:27:40 -0700 (PDT) Received: from MVIN00013.mvista.com ([103.250.136.191]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3286f552473sm42722969eec.0.2026.09.01.05.27.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Sep 2026 05:27:40 -0700 (PDT) From: Hitendra Prajapati To: openembedded-core@lists.openembedded.org Cc: Hitendra Prajapati Subject: [wrynose][PATCH 1/3] vim: Fix for CVE-2026-73076 Date: Tue, 1 Sep 2026 17:57:23 +0530 Message-ID: <20260901122727.85327-1-hprajapati@mvista.com> X-Mailer: git-send-email 2.50.1 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 12:27:44 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/244821 Pick the patch from [1], also referenced in the NVD report [2]. [1] https://github.com/vim/vim/commit/581a2f3ac9c6f96a26324f6b2c8c11415fd0d452 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-73076 Signed-off-by: Hitendra Prajapati --- .../vim/files/CVE-2026-73076.patch | 167 ++++++++++++++++++ meta/recipes-support/vim/vim.inc | 1 + 2 files changed, 168 insertions(+) create mode 100644 meta/recipes-support/vim/files/CVE-2026-73076.patch diff --git a/meta/recipes-support/vim/files/CVE-2026-73076.patch b/meta/recipes-support/vim/files/CVE-2026-73076.patch new file mode 100644 index 0000000000..5f5c92b168 --- /dev/null +++ b/meta/recipes-support/vim/files/CVE-2026-73076.patch @@ -0,0 +1,167 @@ +From 581a2f3ac9c6f96a26324f6b2c8c11415fd0d452 Mon Sep 17 00:00:00 2001 +From: Christian Brabandt +Date: Fri, 24 Jul 2026 17:43:51 +0200 +Subject: [PATCH] patch 9.2.0847: [security]: vimball: code execution via + .VimballRecord file + +Problem: [security]: vimball: code execution via .VimballRecord file + (tdjackey) +Solution: Forbid arbitrary commands, fix broken directory deletion code, + refactor code + +Github Security Advisory: +https://github.com/vim/vim/security/advisories/GHSA-r22p-fhw4-84p2 + +Signed-off-by: Christian Brabandt + +CVE: CVE-2026-73076 +Upstream-Status: Backport [https://github.com/vim/vim/commit/581a2f3ac9c6f96a26324f6b2c8c11415fd0d452] +Signed-off-by: Hitendra Prajapati +--- + runtime/autoload/vimball.vim | 50 ++++++++++++++++++++--------- + src/testdir/test_plugin_vimball.vim | 16 ++++++++- + 2 files changed, 50 insertions(+), 16 deletions(-) + +diff --git a/runtime/autoload/vimball.vim b/runtime/autoload/vimball.vim +index d661ded631..20ce55cd69 100644 +--- a/runtime/autoload/vimball.vim ++++ b/runtime/autoload/vimball.vim +@@ -20,9 +20,9 @@ if &cp || exists("g:loaded_vimball") + finish + endif + let g:loaded_vimball = "v37" +-if v:version < 704 ++if v:version < 900 + echohl WarningMsg +- echo "***warning*** this version of vimball needs vim 7.4" ++ echo "***warning*** this version of vimball needs vim 9.0" + echohl Normal + finish + endif +@@ -237,6 +237,12 @@ fun! vimball#Vimball(really,...) + bw! Vimball + call s:ChgDir(curdir) + return ++ elseif fname =~? '\%(^\|/\)\.VimballRecord$' ++ echomsg "(Vimball) Forbidding .VimballRecord filename, aborting..." ++ exe "tabn ".curtabnr ++ bw! Vimball ++ call s:ChgDir(curdir) ++ return + endif + + if a:really +@@ -264,7 +270,7 @@ fun! vimball#Vimball(really,...) + let fnamebuf = substitute(fnamebuf,'^.\{-}/\(.*\)$','\1','') + if !isdirectory(dirname) + call mkdir(dirname) +- call s:RecordInVar(home,"rmdir('".dirname."')") ++ call s:RecordDirInVar(dirname) + endif + endwhile + endif +@@ -295,7 +301,7 @@ fun! vimball#Vimball(really,...) + exe "silent w! ".fnameescape(fnamepath) + endif + echo "wrote ".fnameescape(fnamepath) +- call s:RecordInVar(home,"call delete('".fnamepath."')") ++ call s:RecordInVar(fnamepath) + endif + + " return to tab with vimball +@@ -394,10 +400,17 @@ fun! vimball#RmVimball(...) + endif + let s:VBRstring= substitute(exestring,'call delete(','','g') + let s:VBRstring= substitute(s:VBRstring,"[')]",'','g') +- sil! keepalt keepjumps exe exestring ++ let nr_files= 0 ++ for line in split(exestring, '|') ++ if line !~ '^call delete(''[^'']\{-}''\(,"d"\)\?)$' ++ echomsg "ignoring .VimballRecord entry: " line ++ else ++ sil! keepalt keepjumps exe line ++ let nr_files+= 1 ++ endif ++ endfor + sil! keepalt keepjumps d +- let exestring= strlen(substitute(exestring,'call delete(.\{-})|\=',"D","g")) +- echomsg "removed ".exestring." files" ++ echomsg "removed ".nr_files." files" + else + let s:VBRstring= '' + let curfile = substitute(curfile,'\.vmb','','') +@@ -539,13 +552,20 @@ fun! s:ChgDir(newdir) + endfun + + " --------------------------------------------------------------------- +-" s:RecordInVar: record a un-vimball command in the .VimballRecord file {{{2 +-fun! s:RecordInVar(home,cmd) ++" s:RecordInVar: record a un-vimball file deletion in the .VimballRecord file {{{2 ++fun! s:RecordInVar(file) + if !exists("s:recordfile") +- let s:recordfile= a:cmd +- else +- let s:recordfile= s:recordfile."|".a:cmd ++ let s:recordfile=[] ++ endif ++ call add(s:recordfile, $'call delete({string(a:file)})') ++endfun ++ ++" s:RecordDirInVar: record a un-vimball dir deletion in the .VimballRecord file {{{2 ++fun! s:RecordDirInVar(dir) ++ if !exists("s:recorddir") ++ let s:recorddir = [] + endif ++ call add(s:recorddir, $'call delete({string(a:dir)},"d")') + endfun + + " --------------------------------------------------------------------- +@@ -566,11 +586,11 @@ fun! s:RecordInFile(home) + setlocal ma + $ + if exists("s:recordfile") && exists("s:recorddir") +- let cmd= cmd.s:recordfile."|".s:recorddir ++ let cmd= cmd.join(s:recordfile, '|')."|".join(s:recorddir, '|') + elseif exists("s:recorddir") +- let cmd= cmd.s:recorddir ++ let cmd= cmd.join(s:recorddir, '|') + elseif exists("s:recordfile") +- let cmd= cmd.s:recordfile ++ let cmd= cmd.join(s:recordfile, '|') + else + return + endif +diff --git a/src/testdir/test_plugin_vimball.vim b/src/testdir/test_plugin_vimball.vim +index 2d5b4ba768..8025846694 100644 +--- a/src/testdir/test_plugin_vimball.vim ++++ b/src/testdir/test_plugin_vimball.vim +@@ -65,7 +65,7 @@ func Test_vimball_basic() + call assert_true(filereadable('.VimballRecord')) + let record = readfile('.VimballRecord') + call assert_equal(1, record->len()) +- call assert_match('^Xtest.vmb: rmdir.*call delete(', record[0]) ++ call assert_match('^Xtest.vmb: call delete(''.\{-}'')|call delete(''.\{-}'',"d")$', record[0]) + call s:teardown() + endfunc + +@@ -83,3 +83,17 @@ func Test_vimball_path_traversal() + call assert_false(filereadable('../XVimball/Xtest.txt')) + call s:teardown() + endfunc ++ ++func Test_vimball_VimballRecord_filenames() ++ call s:Mkvimball() ++ call delete('XVimball', 'rf') ++ sp Xtest.vmb ++ 4s#.*\ze\t#.VimballRecord# ++ so % ++ call feedkeys("\", "it") ++ ++ let mess = execute(':mess')->split('\n')[-1] ++ call assert_match('(Vimball) Forbidding .VimballRecord filename.* aborting\.\.\.', mess) ++ call assert_false(filereadable('.VimballRecord')) ++ call s:teardown() ++endfunc +-- +2.34.1 + diff --git a/meta/recipes-support/vim/vim.inc b/meta/recipes-support/vim/vim.inc index 9dda2c0be5..f0524ba730 100644 --- a/meta/recipes-support/vim/vim.inc +++ b/meta/recipes-support/vim/vim.inc @@ -42,6 +42,7 @@ SRC_URI = "git://github.com/vim/vim.git;branch=master;protocol=https;tag=v${PV} file://CVE-2026-73072.patch \ file://CVE-2026-73073.patch \ file://CVE-2026-73074.patch \ + file://CVE-2026-73076.patch \ " PV .= ".0340"