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d="scan'208";a="513682952" Received: from rcdn-l-core-09.cisco.com ([173.37.255.146]) by rcdn-iport-4.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 22 Jul 2026 09:56:31 +0000 Received: from sjc-ads-5675.cisco.com (sjc-ads-5675.cisco.com [10.28.88.189]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by rcdn-l-core-09.cisco.com (Postfix) with ESMTPS id 43EAE18000202; Wed, 22 Jul 2026 09:56:31 +0000 (GMT) Received: by sjc-ads-5675.cisco.com (Postfix, from userid 1887444) id DF4A3CAB20D; Wed, 22 Jul 2026 02:56:30 -0700 (PDT) From: "Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-core@lists.openembedded.org Cc: xe-linux-external@cisco.com, Darsh Kelaiya Subject: [OE-core][scarthgap][PATCH 2/4] gawk: Fix CVE-2026-40468 Date: Wed, 22 Jul 2026 02:56:25 -0700 Message-Id: <20260722095627.1424705-2-dkelaiya@cisco.com> X-Mailer: git-send-email 2.35.6 In-Reply-To: <20260722095627.1424705-1-dkelaiya@cisco.com> References: <20260722095627.1424705-1-dkelaiya@cisco.com> MIME-Version: 1.0 X-Auto-Response-Suppress: DR, OOF, AutoReply X-Outbound-Client-TLS: ANONYMOUS;sjc-ads-5675.cisco.com [10.28.88.189];TLSv1.3;TLS_AES_256_GCM_SHA384;256 X-Outbound-SMTP-Client: 10.28.88.189, sjc-ads-5675.cisco.com X-Outbound-Node: rcdn-l-core-09.cisco.com 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 ; Wed, 22 Jul 2026 09:57:08 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/241640 From: Darsh Kelaiya This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. [1] https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=062f2f2581b991362c046f7f2e238ffa34e6f8c7 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-40468 Signed-off-by: Darsh Kelaiya Reviewed-by: Leonid Iziumtsev --- .../gawk/gawk/CVE-2026-40468.patch | 65 +++++++++++++++++++ meta/recipes-extended/gawk/gawk_5.3.0.bb | 1 + 2 files changed, 66 insertions(+) create mode 100644 meta/recipes-extended/gawk/gawk/CVE-2026-40468.patch diff --git a/meta/recipes-extended/gawk/gawk/CVE-2026-40468.patch b/meta/recipes-extended/gawk/gawk/CVE-2026-40468.patch new file mode 100644 index 0000000000..607f641615 --- /dev/null +++ b/meta/recipes-extended/gawk/gawk/CVE-2026-40468.patch @@ -0,0 +1,65 @@ +From e281dfa04afc4660419ad69c9f24bc6b4067f8d8 Mon Sep 17 00:00:00 2001 +From: "Arnold D. Robbins" +Date: Sat, 4 Apr 2026 21:45:58 +0300 +Subject: [PATCH] Minor integer overflow fixes. + +CVE: CVE-2026-40468 +Upstream-Status: Backport [https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=062f2f2581b991362c046f7f2e238ffa34e6f8c7] + +Backport Changes: +- Adapt the parse_escape() type change for gawk 5.3.0, where i is + declared int instead of long. + +(cherry picked from commit 062f2f2581b991362c046f7f2e238ffa34e6f8c7) +Signed-off-by: Darsh Kelaiya +--- + ChangeLog | 8 ++++++++ + builtin.c | 2 +- + node.c | 2 +- + 3 files changed, 10 insertions(+), 2 deletions(-) + +diff --git a/ChangeLog b/ChangeLog +index 6bc88ebb..e691b241 100644 +--- a/ChangeLog ++++ b/ChangeLog +@@ -1,3 +1,11 @@ ++2026-04-04 Arnold D. Robbins ++ ++ * builtin.c (do_sub): Make `sofar' be size_t to avoid ++ integer overflows. Thanks to Michał Majchrowicz ++ for the report. ++ * node.c (parse_escape): Change `i' to int64_t to avoid ++ overflows. Thanks to ASan with gcc -m32. ++ + 2026-04-03 Arnold D. Robbins + + * io.c (do_getline_redir): Don't DEREF redir_exp too early. +diff --git a/builtin.c b/builtin.c +index ba3459db..80ab6069 100644 +--- a/builtin.c ++++ b/builtin.c +@@ -2985,7 +2985,7 @@ do_sub(int nargs, unsigned int flags) + char *repl; + char *replend; + size_t repllen; +- int sofar; ++ size_t sofar; + int ampersands; + int matches = 0; + Regexp *rp; +diff --git a/node.c b/node.c +index f08a57d7..12a8fab4 100644 +--- a/node.c ++++ b/node.c +@@ -571,7 +571,7 @@ parse_escape(const char **string_ptr, const char **result, size_t *nbytes) + static char buf[MB_LEN_MAX]; + enum escape_results retval = ESCAPE_OK; + int c = *(*string_ptr)++; +- int i; ++ int64_t i; + int count; + int j; + const char *start; +-- +2.44.4 + diff --git a/meta/recipes-extended/gawk/gawk_5.3.0.bb b/meta/recipes-extended/gawk/gawk_5.3.0.bb index 56d7d7f76a..d79b0222a6 100644 --- a/meta/recipes-extended/gawk/gawk_5.3.0.bb +++ b/meta/recipes-extended/gawk/gawk_5.3.0.bb @@ -23,6 +23,7 @@ SRC_URI = "${GNU_MIRROR}/gawk/gawk-${PV}.tar.gz \ file://run-ptest \ file://0001-Fix-some-C23-compilatio-issues.patch \ file://CVE-2026-40467.patch \ + file://CVE-2026-40468.patch \ " SRC_URI[sha256sum] = "378f8864ec21cfceaa048f7e1869ac9b4597b449087caf1eb55e440d30273336"