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Wed, 18 Feb 2026 04:14:47 -0800 (PST) Received: from localhost.localdomain ([2406:7400:54:795d:4eaf:bc6:7db0:f8a]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-824c6b69ee6sm16559532b3a.32.2026.02.18.04.14.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Feb 2026 04:14:46 -0800 (PST) From: vanusuri@mvista.com To: openembedded-core@lists.openembedded.org Cc: Vijay Anusuri Subject: [OE-core][kirkstone][PATCH] glib-2.0: Fix CVE-2026-0988 Date: Wed, 18 Feb 2026 17:44:38 +0530 Message-Id: <20260218121438.514114-1-vanusuri@mvista.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 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, 18 Feb 2026 12:14:51 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/231296 From: Vijay Anusuri Upstream-Status: Backport from https://gitlab.gnome.org/GNOME/glib/-/commit/c5766cff61ffce0b8e787eae09908ac348338e5f Signed-off-by: Vijay Anusuri --- .../glib-2.0/glib-2.0/CVE-2026-0988.patch | 61 +++++++++++++++++++ meta/recipes-core/glib-2.0/glib-2.0_2.72.3.bb | 1 + 2 files changed, 62 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 0000000000..1b67b162af --- /dev/null +++ b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2026-0988.patch @@ -0,0 +1,61 @@ +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 + +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/glib/-/commit/c5766cff61ffce0b8e787eae09908ac348338e5f] +CVE: CVE-2026-0988 +Signed-off-by: Vijay Anusuri +--- + 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 9e6bacc62d..56d656be04 100644 +--- a/gio/gbufferedinputstream.c ++++ b/gio/gbufferedinputstream.c +@@ -591,7 +591,7 @@ 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 a1af4eefff..2b2a0d9aa9 100644 +--- a/gio/tests/buffered-input-stream.c ++++ b/gio/tests/buffered-input-stream.c +@@ -60,6 +60,16 @@ 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); + } +-- +GitLab + 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 50701be3d0..7c0ed01f55 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"