From patchwork Mon Mar 6 11:04:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Riyaz Khan X-Patchwork-Id: 20508 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 CB793C678D4 for ; Mon, 6 Mar 2023 11:05:13 +0000 (UTC) Received: from mail-pf1-f169.google.com (mail-pf1-f169.google.com [209.85.210.169]) by mx.groups.io with SMTP id smtpd.web11.30642.1678100707139676200 for ; Mon, 06 Mar 2023 03:05:07 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@gmail.com header.s=20210112 header.b=Uv20hL5M; spf=pass (domain: gmail.com, ip: 209.85.210.169, mailfrom: rak3033@gmail.com) Received: by mail-pf1-f169.google.com with SMTP id c4so5507935pfl.0 for ; Mon, 06 Mar 2023 03:05:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678100706; h=message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=MPPf/kseG4cKVh8qWiBE99GXnTCwaOPN43Klz0KT6L0=; b=Uv20hL5METd12uRoNNM+SM9BdDmNNHMLWuglyEWAICUXa1GIak57/r0uU6KLhDhQ3X QqRYSEx48QSZnpWld/PtXgGq+tK0oRCsKDdx9+oddF+EDGBXxBWf+9ZXvNqh4GwQHSQn dfUyI8shXU6i7mXKWfqSI+yMEmfGpnPKya+XPS+3vsuIv6Y16O+4kR6PG+ih4VsZdIDe jE5te2G0ws4QunZeFIHqYfIdNuQQhIH3uuSzlQWczbzpGP8g/y/jX4ZcNgsd6Sl7uDVw yb1XFxlkOj7fZpX+a+MvRc/wNnjkGWO5yiGGOrL9Vooj0pICzZ9RXRG87CyclmFww6/c n6+g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678100706; h=message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=MPPf/kseG4cKVh8qWiBE99GXnTCwaOPN43Klz0KT6L0=; b=MGH4yhkSR4qD8UwYbT8/ZJUZDnjnetbLme9BxpZK0CsJ8sN55fL+f7Q5Vrj2GBQAWh 3FpDhgjFQE0f/hv80pR268p6ijfK6TfQ/FS7/voE0I//ITvm6B0OJ2mCqg7lpfO30MOG ETv8PwPAK07tzkDUB+61lyPqPHNycBP3Ph3dsZNyi955bcE5IWwKdYKVTa63s1IBh8PX IAY+0NgggbiHQ2P2RwixuwnNHghjH+xN6oFJArtl6jakMKY6rx8s97WL3WxUZWex/R8D QIvv1fU7kGaVNbSF/E0YbHC18b1qXkhBwM6XIKv5zYhnWZRtx4niwJaaZhnSBcC5ilNm B4HA== X-Gm-Message-State: AO0yUKWBgjzEslQyuHrhmMcTYI2mdA3cPVUoGeqLlC6OANEZlpr4q6ec BzSw8q0htdqO60zwAZ/urNR/h+3uEcrgJnEk X-Google-Smtp-Source: AK7set/J5/zCvbvt0UwcMY2OsNNDCNZM+V3qPRv/t9IA4LF0WYHav7q0xAlFNfpZy2L0y0By+UCL6g== X-Received: by 2002:a62:19c5:0:b0:5a8:ba74:7a7b with SMTP id 188-20020a6219c5000000b005a8ba747a7bmr9218400pfz.1.1678100705817; Mon, 06 Mar 2023 03:05:05 -0800 (PST) Received: from localhost.localdomain ([2405:201:d00a:6133:7037:a8ae:d1e9:8e48]) by smtp.gmail.com with ESMTPSA id i5-20020aa79085000000b0058d54960eccsm6055355pfa.151.2023.03.06.03.05.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Mar 2023 03:05:05 -0800 (PST) From: Riyaz Khan To: openembedded-core@lists.openembedded.org, rak3033@gmail.com Cc: ranjitsinh.rathod@kpit.com, riyaz.khan@kpit.com, Rodolfo Quesada Zumbado , Joe Slater , Steve Sakoman , Richard Purdie , Riyaz Khan Subject: [meta][dunfell][PATCH] tar: CVE-2022-48303 Date: Mon, 6 Mar 2023 16:34:38 +0530 Message-Id: <20230306110438.12130-1-rak3033@gmail.com> X-Mailer: git-send-email 2.17.1 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, 06 Mar 2023 11:05:13 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/178068 From: Rodolfo Quesada Zumbado Fixes CVE-2022-48303 by checking Base-256 encoding is at least 2 bytes long. GNU Tar through 1.34 has a one-byte out-of-bounds read that results in use of uninitialized memory for a conditional jump. Exploitation to change the flow of control has not been demonstrated. The issue occurs in from_header in list.c via a V7 archive in which mtime has approximately 11 whitespace characters. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-48303 Upstream patch: https://savannah.gnu.org/bugs/?62387 https://git.savannah.gnu.org/cgit/tar.git/patch/src/list.c?id=3da78400eafcccb97e2f2fd4b227ea40d794ede8 (From OE-Core rev: 231360a55bf1b96d6bb1cf94820b08788677c58b) Signed-off-by: Rodolfo Quesada Zumbado Signed-off-by: Joe Slater Signed-off-by: Steve Sakoman Signed-off-by: Richard Purdie (cherry picked from commit 2a00f15354084cee6b2183fcdbfdfc7826c365da) Signed-off-by: Riyaz Khan Signed-off-by: Riyaz Khan --- .../tar/tar/CVE-2022-48303.patch | 43 +++++++++++++++++++ meta/recipes-extended/tar/tar_1.32.bb | 1 + 2 files changed, 44 insertions(+) create mode 100644 meta/recipes-extended/tar/tar/CVE-2022-48303.patch diff --git a/meta/recipes-extended/tar/tar/CVE-2022-48303.patch b/meta/recipes-extended/tar/tar/CVE-2022-48303.patch new file mode 100644 index 0000000000..b2f40f3e64 --- /dev/null +++ b/meta/recipes-extended/tar/tar/CVE-2022-48303.patch @@ -0,0 +1,43 @@ +From 3da78400eafcccb97e2f2fd4b227ea40d794ede8 Mon Sep 17 00:00:00 2001 +From: Sergey Poznyakoff +Date: Sat, 11 Feb 2023 11:57:39 +0200 +Subject: Fix boundary checking in base-256 decoder + +* src/list.c (from_header): Base-256 encoding is at least 2 bytes +long. + +Upstream-Status: Backport [see reference below] +CVE: CVE-2022-48303 + +Reference to upstream patch: +https://savannah.gnu.org/bugs/?62387 +https://git.savannah.gnu.org/cgit/tar.git/patch/src/list.c?id=3da78400eafcccb97e2f2fd4b227ea40d794ede8 + +Signed-off-by: Rodolfo Quesada Zumbado +Signed-off-by: Joe Slater +--- + src/list.c | 5 +++-- + 1 file changed, 3 insertions(+), 2 deletions(-)Signed-off-by: Rodolfo Quesada Zumbado + + +(limited to 'src/list.c') + +diff --git a/src/list.c b/src/list.c +index 9fafc42..86bcfdd 100644 +--- a/src/list.c ++++ b/src/list.c +@@ -881,8 +881,9 @@ from_header (char const *where0, size_t digs, char const *type, + where++; + } + } +- else if (*where == '\200' /* positive base-256 */ +- || *where == '\377' /* negative base-256 */) ++ else if (where <= lim - 2 ++ && (*where == '\200' /* positive base-256 */ ++ || *where == '\377' /* negative base-256 */)) + { + /* Parse base-256 output. A nonnegative number N is + represented as (256**DIGS)/2 + N; a negative number -N is +-- +cgit v1.1 + diff --git a/meta/recipes-extended/tar/tar_1.32.bb b/meta/recipes-extended/tar/tar_1.32.bb index db1540dbd6..1246f01256 100644 --- a/meta/recipes-extended/tar/tar_1.32.bb +++ b/meta/recipes-extended/tar/tar_1.32.bb @@ -9,6 +9,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504" SRC_URI = "${GNU_MIRROR}/tar/tar-${PV}.tar.bz2 \ file://musl_dirent.patch \ file://CVE-2021-20193.patch \ + file://CVE-2022-48303.patch \ " SRC_URI[md5sum] = "17917356fff5cb4bd3cd5a6c3e727b05"