From patchwork Mon Nov 22 02:20:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anuj Mittal X-Patchwork-Id: 283 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 5EBC7C4167B for ; Mon, 22 Nov 2021 02:20:55 +0000 (UTC) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by mx.groups.io with SMTP id smtpd.web09.1409.1637547653184145617 for ; Sun, 21 Nov 2021 18:20:54 -0800 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: intel.com, ip: 134.134.136.100, mailfrom: anuj.mittal@intel.com) X-IronPort-AV: E=McAfee;i="6200,9189,10175"; a="298122220" X-IronPort-AV: E=Sophos;i="5.87,253,1631602800"; d="scan'208";a="298122220" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2021 18:20:45 -0800 X-IronPort-AV: E=Sophos;i="5.87,253,1631602800"; d="scan'208";a="739428859" Received: from kkleong1-mobl1.gar.corp.intel.com (HELO anmitta2-mobl3.intel.com) ([10.215.239.135]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2021 18:20:44 -0800 From: Anuj Mittal To: openembedded-core@lists.openembedded.org Subject: [hardknott][PATCH 13/16] vim: fix CVE-2021-3875 Date: Mon, 22 Nov 2021 10:20:17 +0800 Message-Id: X-Mailer: git-send-email 2.33.1 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 22 Nov 2021 02:20:55 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/158547 From: Mingli Yu Backport a patch to fix CVE-2021-3875. Signed-off-by: Mingli Yu Signed-off-by: Anuj Mittal --- .../vim/files/CVE-2021-3875.patch | 37 +++++++++++++++++++ meta/recipes-support/vim/vim.inc | 1 + 2 files changed, 38 insertions(+) create mode 100644 meta/recipes-support/vim/files/CVE-2021-3875.patch diff --git a/meta/recipes-support/vim/files/CVE-2021-3875.patch b/meta/recipes-support/vim/files/CVE-2021-3875.patch new file mode 100644 index 0000000000..d62d875f8e --- /dev/null +++ b/meta/recipes-support/vim/files/CVE-2021-3875.patch @@ -0,0 +1,37 @@ +From 40aa9802ef56d3cdbe256b4c9e58049953051a2d Mon Sep 17 00:00:00 2001 +From: Bram Moolenaar +Date: Mon, 15 Nov 2021 14:34:50 +0800 +Subject: [PATCH] patch 8.2.3489: ml_get error after search with range + +Problem: ml_get error after search with range. +Solution: Limit the line number to the buffer line count. + +CVE: CVE-2021-3875 + +Upstream-Status: Backport [https://github.com/vim/vim/commit/35a319b77f897744eec1155b736e9372c9c5575f] + +Signed-off-by: Mingli Yu +--- + src/ex_docmd.c | 6 ++++-- + 1 file changed, 4 insertions(+), 2 deletions(-) + +diff --git a/src/ex_docmd.c b/src/ex_docmd.c +index fb07450f8..89d33ba90 100644 +--- a/src/ex_docmd.c ++++ b/src/ex_docmd.c +@@ -3586,8 +3586,10 @@ get_address( + + // When '/' or '?' follows another address, start from + // there. +- if (lnum != MAXLNUM) +- curwin->w_cursor.lnum = lnum; ++ if (lnum > 0 && lnum != MAXLNUM) ++ curwin->w_cursor.lnum = ++ lnum > curbuf->b_ml.ml_line_count ++ ? curbuf->b_ml.ml_line_count : lnum; + + // Start a forward search at the end of the line (unless + // before the first line). +-- +2.17.1 + diff --git a/meta/recipes-support/vim/vim.inc b/meta/recipes-support/vim/vim.inc index 1841498b74..65b0b2e330 100644 --- a/meta/recipes-support/vim/vim.inc +++ b/meta/recipes-support/vim/vim.inc @@ -22,6 +22,7 @@ SRC_URI = "git://github.com/vim/vim.git;branch=master;protocol=https \ file://b7081e135a16091c93f6f5f7525a5c58fb7ca9f9.patch \ file://CVE-2021-3903.patch \ file://CVE-2021-3872.patch \ + file://CVE-2021-3875.patch \ " SRCREV = "98056533b96b6b5d8849641de93185dd7bcadc44"