From patchwork Fri Feb 20 16:20:24 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Marko, Peter" X-Patchwork-Id: 81499 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 97B69C5ACD3 for ; Fri, 20 Feb 2026 16:20:39 +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-g2.1242.1771604430996850128 for ; Fri, 20 Feb 2026 08:20:32 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=peter.marko@siemens.com header.s=fm2 header.b=HJJQi8fR; spf=pass (domain: rts-flowmailer.siemens.com, ip: 185.136.64.227, mailfrom: fm-256628-20260220162027180599ccc800020783-kqlywx@rts-flowmailer.siemens.com) Received: by mta-64-227.siemens.flowmailer.net with ESMTPSA id 20260220162027180599ccc800020783 for ; Fri, 20 Feb 2026 17:20:28 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm2; d=siemens.com; i=peter.marko@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:Cc; bh=YIhHXq8g8LL75bkEIyySKfJXRtllP2vC1JJk+KK9BnM=; b=HJJQi8fRgjE+iRxhenB6c5LGiavAOQmC2YvKTAxobJwtG/sTrMuCkXDLS5X08XD92BQsSt GXmOLOnG8vz6aSeJOxNuMLXj21fxQUUpicTAqCBkvy2VI0qEYtfGM6bcA0soFvNS2j3/05LB oGLGT+XyZMS0+WFPWIpMIvozC620uHCWnjlJPXAjbxY4WWEnCbra5LqbEM0/q490l7mNtb5O CjVnrnh7mkzGDPYhwP48b97znktR2ne7uvR6Lk0FLtppchwCWDIfxHU3EnplVx6YVVXxHZxl WS0XeWBZ1hdnja5gKt/m3tXS68RWGltvE9JFXS+jjn6z+BNb5XN0mNaw==; From: Peter Marko To: openembedded-core@lists.openembedded.org Cc: Peter Marko Subject: [OE-core][kirkstone][PATCH v2] glib-2.0: patch CVE-2026-0988 Date: Fri, 20 Feb 2026 17:20:24 +0100 Message-Id: <20260220162024.8550-1-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 ; Fri, 20 Feb 2026 16:20:39 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/231532 From: Peter Marko Pick relevant commit from [2] linked from [1]. [1] https://gitlab.gnome.org/GNOME/glib/-/issues/3851 [2] https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4944 Signed-off-by: Peter Marko --- v2: rebase above additional patches merged meanwhile .../glib-2.0/glib-2.0/CVE-2026-0988.patch | 58 +++++++++++++++++++ meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb | 1 + 2 files changed, 59 insertions(+) create mode 100644 meta/recipes-core/glib-2.0/glib-2.0/CVE-2026-0988.patch diff --git a/meta/recipes-core/glib-2.0/glib-2.0/CVE-2026-0988.patch b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2026-0988.patch new file mode 100644 index 00000000000..1cdc3735edf --- /dev/null +++ b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2026-0988.patch @@ -0,0 +1,58 @@ +From c5766cff61ffce0b8e787eae09908ac348338e5f Mon Sep 17 00:00:00 2001 +From: Philip Withnall +Date: Thu, 18 Dec 2025 23:12:18 +0000 +Subject: [PATCH] gbufferedinputstream: Fix a potential integer overflow in + peek() + +If the caller provides `offset` and `count` arguments which overflow, +their sum will overflow and could lead to `memcpy()` reading out more +memory than expected. + +Spotted by Codean Labs. + +Signed-off-by: Philip Withnall + +Fixes: #3851 + +CVE: CVE-2026-0988 +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/glib/-/commit/c5766cff61ffce0b8e787eae09908ac348338e5f] +Signed-off-by: Peter Marko +--- + gio/gbufferedinputstream.c | 2 +- + gio/tests/buffered-input-stream.c | 10 ++++++++++ + 2 files changed, 11 insertions(+), 1 deletion(-) + +diff --git a/gio/gbufferedinputstream.c b/gio/gbufferedinputstream.c +index 9e6bacc62..56d656be0 100644 +--- a/gio/gbufferedinputstream.c ++++ b/gio/gbufferedinputstream.c +@@ -588,7 +588,7 @@ g_buffered_input_stream_peek (GBufferedInputStream *stream, + + available = g_buffered_input_stream_get_available (stream); + +- if (offset > available) ++ if (offset > available || offset > G_MAXSIZE - count) + return 0; + + end = MIN (offset + count, available); +diff --git a/gio/tests/buffered-input-stream.c b/gio/tests/buffered-input-stream.c +index a1af4eeff..2b2a0d9aa 100644 +--- a/gio/tests/buffered-input-stream.c ++++ b/gio/tests/buffered-input-stream.c +@@ -58,6 +58,16 @@ test_peek (void) + g_assert_cmpint (npeek, ==, 0); + g_free (buffer); + ++ buffer = g_new0 (char, 64); ++ npeek = g_buffered_input_stream_peek (G_BUFFERED_INPUT_STREAM (in), buffer, 8, 0); ++ g_assert_cmpint (npeek, ==, 0); ++ g_free (buffer); ++ ++ buffer = g_new0 (char, 64); ++ npeek = g_buffered_input_stream_peek (G_BUFFERED_INPUT_STREAM (in), buffer, 5, G_MAXSIZE); ++ g_assert_cmpint (npeek, ==, 0); ++ g_free (buffer); ++ + g_object_unref (in); + g_object_unref (base); + } diff --git a/meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb b/meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb index 50701be3d03..7c0ed01f555 100644 --- a/meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb +++ b/meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb @@ -70,6 +70,7 @@ SRC_URI = "${GNOME_MIRROR}/glib/${SHRT_VER}/glib-${PV}.tar.xz \ file://CVE-2025-14087-02.patch \ file://CVE-2025-14087-03.patch \ file://CVE-2025-14512.patch \ + file://CVE-2026-0988.patch \ " SRC_URI:append:class-native = " file://relocate-modules.patch"