From patchwork Sun Aug 2 20:46:58 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Peter Marko X-Patchwork-Id: 94257 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 AA28EC55162 for ; Sun, 2 Aug 2026 20:47:23 +0000 (UTC) Received: from mta-64-227.siemens.flowmailer.net (mta-64-227.siemens.flowmailer.net [185.136.64.227]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.30279.1785703641761320795 for ; Sun, 02 Aug 2026 13:47:23 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=peter.marko@siemens.com header.s=fm1 header.b=lj9dQxep; spf=pass (domain: rts-flowmailer.siemens.com, ip: 185.136.64.227, mailfrom: fm-256628-20260802204718318bd204a700020777-5apu6p@rts-flowmailer.siemens.com) Received: by mta-64-227.siemens.flowmailer.net with ESMTPSA id 20260802204718318bd204a700020777 for ; Sun, 02 Aug 2026 22:47:18 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm1; d=siemens.com; i=peter.marko@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:Cc; bh=T8yO1HG1lxXcPffFmeksjygkXnhEC3WKntGCDG5MFsI=; b=lj9dQxepuK6oDkcgumQ/VBydT6YvUhpxSQDKOJ4Ng+oVx/KcKUXlusQEupbMtswArNzODS pPTNMI7Lry+E8N+OakXa6msagTON5Pqw1R057Y6ZtHub6p0+YGe6goSfvRRBQemVt8xaP+l/ CpKVMNitHrC2oCV3bLiao++7Wt3e9EniGVajQZ1GU3V8HS4G2dvbt2Hx+v/m3QRH6pRfkD6R FC41fPf82owwJI37+cv34f4NRqzllLpilt7D7EYMlxmpZ7uYXPH+pCrPaLkTNBkZ/sCU4hZ7 zp9rhoSPt39dMrtVdCHrdTOMHt5cyaufbGtGi4xpBhdgJ/rU5g2Jwa/Q==; From: Peter Marko To: openembedded-core@lists.openembedded.org Cc: Peter Marko Subject: [PATCH] bison: patch CVE-2026-56389 Date: Sun, 2 Aug 2026 22:46:58 +0200 Message-ID: <20260802204700.2422172-1-peter.marko@siemens.com> MIME-Version: 1.0 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-256628:519-21489:flowmailer 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 ; Sun, 02 Aug 2026 20:47:23 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/242586 From: Peter Marko Pick patch mentioned in NVD CVE report. Signed-off-by: Peter Marko --- .../bison/bison/CVE-2026-56389.patch | 56 +++++++++++++++++++ meta/recipes-devtools/bison/bison_3.8.2.bb | 1 + 2 files changed, 57 insertions(+) create mode 100644 meta/recipes-devtools/bison/bison/CVE-2026-56389.patch diff --git a/meta/recipes-devtools/bison/bison/CVE-2026-56389.patch b/meta/recipes-devtools/bison/bison/CVE-2026-56389.patch new file mode 100644 index 0000000000..ac827f6314 --- /dev/null +++ b/meta/recipes-devtools/bison/bison/CVE-2026-56389.patch @@ -0,0 +1,56 @@ +From 3169c1e7a2c6acc4c59dfcf8b089896d6881925b Mon Sep 17 00:00:00 2001 +From: Paul Eggert +Date: Thu, 23 Apr 2026 09:20:43 -0700 +Subject: [PATCH] html: use xsltproc from PATH +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +* src/print-xml.c (print_html): +* src/reader.c (prepare_percent_define_front_end_variables): +Drop undocumented support for lines like ‘%define tool.xsltproc +"whatever"’, as this can cause more trouble than it cures. + +CVE: CVE-2026-56389 +Upstream-Status: Backport [https://cgit.git.savannah.gnu.org/cgit/bison.git/commit/?id=3169c1e7a2c6acc4c59dfcf8b089896d6881925b] +Signed-off-by: Peter Marko +--- + src/print-xml.c | 4 +--- + src/reader.c | 1 - + 2 files changed, 1 insertion(+), 4 deletions(-) + +diff --git a/src/print-xml.c b/src/print-xml.c +index 8da6da0d..79bfa88d 100644 +--- a/src/print-xml.c ++++ b/src/print-xml.c +@@ -543,10 +543,9 @@ print_html (void) + assert (xml_flag); + + char *xml2html = xpath_join (pkgdatadir (), "xslt/xml2xhtml.xsl"); +- char *xsltproc = muscle_percent_define_get ("tool.xsltproc"); + char const *argv[11]; + int i = 0; +- argv[i++] = xsltproc; ++ argv[i++] = "xsltproc"; + argv[i++] = "-o"; + argv[i++] = spec_html_file; + argv[i++] = xml2html; +@@ -572,6 +571,5 @@ print_html (void) + /* termsigp */ NULL); + if (status) + complain (NULL, complaint, _("%s failed with status %d"), argv[0], status); +- free (xsltproc); + free (xml2html); + } +diff --git a/src/reader.c b/src/reader.c +index 862d7293..cb2a7f69 100644 +--- a/src/reader.c ++++ b/src/reader.c +@@ -788,7 +788,6 @@ prepare_percent_define_front_end_variables (void) + muscle_percent_define_default ("lr.default-reduction", "accepting"); + free (lr_type); + } +- muscle_percent_define_default ("tool.xsltproc", "xsltproc"); + + /* Check %define front-end variables. */ + { diff --git a/meta/recipes-devtools/bison/bison_3.8.2.bb b/meta/recipes-devtools/bison/bison_3.8.2.bb index 513d7ec287..03d3cffe2a 100644 --- a/meta/recipes-devtools/bison/bison_3.8.2.bb +++ b/meta/recipes-devtools/bison/bison_3.8.2.bb @@ -12,6 +12,7 @@ DEPENDS = "bison-native flex-native" SRC_URI = "${GNU_MIRROR}/bison/bison-${PV}.tar.xz \ file://autoconf-2.73.patch \ file://add-with-bisonlocaledir.patch \ + file://CVE-2026-56389.patch \ " SRC_URI[sha256sum] = "9bba0214ccf7f1079c5d59210045227bcf619519840ebfa80cd3849cff5a5bf2"