diff options
| -rw-r--r-- | gnu/local.mk | 1 | ||||
| -rw-r--r-- | gnu/packages/gstreamer.scm | 14 | ||||
| -rw-r--r-- | gnu/packages/patches/gst-plugins-bad-fix-overflow.patch | 263 |
3 files changed, 5 insertions, 273 deletions
diff --git a/gnu/local.mk b/gnu/local.mk index 318c1e7371..3c9aee40d4 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -1212,7 +1212,6 @@ dist_patch_DATA = \ %D%/packages/patches/grub-setup-root.patch \ %D%/packages/patches/gspell-dash-test.patch \ %D%/packages/patches/gst-libav-64channels-stack-corruption.patch \ - %D%/packages/patches/gst-plugins-bad-fix-overflow.patch \ %D%/packages/patches/gst-plugins-good-fix-test.patch \ %D%/packages/patches/gst-plugins-ugly-fix-out-of-bound-reads.patch \ %D%/packages/patches/guile-1.8-cpp-4.5.patch \ diff --git a/gnu/packages/gstreamer.scm b/gnu/packages/gstreamer.scm index c433269ac0..cbf1845360 100644 --- a/gnu/packages/gstreamer.scm +++ b/gnu/packages/gstreamer.scm @@ -716,15 +716,14 @@ model to base your own plug-in on, here it is.") (define-public gst-plugins-bad (package (name "gst-plugins-bad") - (version "1.18.4") + (version "1.18.5") (source (origin (method url-fetch) (uri (string-append "https://gstreamer.freedesktop.org/src/" name "/" name "-" version ".tar.xz")) - (patches (search-patches "gst-plugins-bad-fix-overflow.patch")) (sha256 (base32 - "0py8k4pbalm9mxkpjbjxis0gp7g74wg5g4yax5q8rccmany0ds3l")))) + "13k7mm2wmsbhd04a20v9lj4afpf0w33ambpwlrw8bl7hjhxr4r51")))) (build-system meson-build-system) (arguments `(#:glib-or-gtk? #t ; To wrap binaries and/or compile schemas @@ -739,8 +738,7 @@ model to base your own plug-in on, here it is.") (lambda _ (substitute* "tests/check/meson.build" (("\\[\\['elements/asfmux\\.c'\\]\\],") - "")) - #t))) + ""))))) '()) (add-after 'unpack 'adjust-tests (lambda* (#:key native-inputs inputs #:allow-other-keys) @@ -764,8 +762,7 @@ model to base your own plug-in on, here it is.") ;; https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/932 ((".*elements/curlhttpsrc\\.c.*") "") ;; https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/1412 - ((".*elements/dtls\\.c.*") "")) - #t))) + ((".*elements/dtls\\.c.*") ""))))) (add-before 'check 'pre-check (lambda _ ;; Tests require a running X server. @@ -776,8 +773,7 @@ model to base your own plug-in on, here it is.") ;; Tests look for $XDG_RUNTIME_DIR. (setenv "XDG_RUNTIME_DIR" (getcwd)) ;; For missing '/etc/machine-id'. - (setenv "DBUS_FATAL_WARNINGS" "0") - #t))))) + (setenv "DBUS_FATAL_WARNINGS" "0")))))) (propagated-inputs `(("gstreamer" ,gstreamer) ("gst-plugins-base" ,gst-plugins-base))) diff --git a/gnu/packages/patches/gst-plugins-bad-fix-overflow.patch b/gnu/packages/patches/gst-plugins-bad-fix-overflow.patch deleted file mode 100644 index 95ab13db51..0000000000 --- a/gnu/packages/patches/gst-plugins-bad-fix-overflow.patch +++ /dev/null @@ -1,263 +0,0 @@ -Fix an overflow when calculating something for AVC/HEVC videos: - -https://security-tracker.debian.org/tracker/TEMP-0000000-C6AAE1 - -Patch copied from upstream source repository: - -https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/commit/0cfbf7ad91c7f121192c8ce135769f8eb276c41d -From 0cfbf7ad91c7f121192c8ce135769f8eb276c41d Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com> -Date: Tue, 23 Mar 2021 19:19:14 +0200 -Subject: [PATCH] h2645parser: Catch overflows in AVC/HEVC NAL unit length - calculations - -Offset and size are stored as 32 bit guint and might overflow when -adding the nal_length_size, so let's avoid that. - -For the size this would happen if the AVC/HEVC NAL unit size happens to -be stored in 4 bytes and is 4294967292 or higher, which is likely -corrupted data anyway. - -For the offset this is something for the caller of these functions to -take care of but is unlikely to happen as it would require parsing on a ->4GB buffer. - -Allowing these overflows causes all kinds of follow-up bugs in the -h2645parse elements, ranging from infinite loops and memory leaks to -potential memory corruptions. - -Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2107> ---- - gst-libs/gst/codecparsers/gsth264parser.c | 16 +++++- - gst-libs/gst/codecparsers/gsth265parser.c | 16 +++++- - tests/check/libs/h264parser.c | 60 +++++++++++++++++++++++ - tests/check/libs/h265parser.c | 60 +++++++++++++++++++++++ - 4 files changed, 150 insertions(+), 2 deletions(-) - -diff --git a/gst-libs/gst/codecparsers/gsth264parser.c b/gst-libs/gst/codecparsers/gsth264parser.c -index 012f1d0d7..68aa25068 100644 ---- a/gst-libs/gst/codecparsers/gsth264parser.c -+++ b/gst-libs/gst/codecparsers/gsth264parser.c -@@ -1556,6 +1556,14 @@ gst_h264_parser_identify_nalu_avc (GstH264NalParser * nalparser, - - memset (nalu, 0, sizeof (*nalu)); - -+ /* Would overflow guint below otherwise: the callers needs to ensure that -+ * this never happens */ -+ if (offset > G_MAXUINT32 - nal_length_size) { -+ GST_WARNING ("offset + nal_length_size overflow"); -+ nalu->size = 0; -+ return GST_H264_PARSER_BROKEN_DATA; -+ } -+ - if (size < offset + nal_length_size) { - GST_DEBUG ("Can't parse, buffer has too small size %" G_GSIZE_FORMAT - ", offset %u", size, offset); -@@ -1570,7 +1578,13 @@ gst_h264_parser_identify_nalu_avc (GstH264NalParser * nalparser, - nalu->sc_offset = offset; - nalu->offset = offset + nal_length_size; - -- if (size < nalu->size + nal_length_size) { -+ if (nalu->size > G_MAXUINT32 - nal_length_size) { -+ GST_WARNING ("NALU size + nal_length_size overflow"); -+ nalu->size = 0; -+ return GST_H264_PARSER_BROKEN_DATA; -+ } -+ -+ if (size < (gsize) nalu->size + nal_length_size) { - nalu->size = 0; - - return GST_H264_PARSER_NO_NAL_END; -diff --git a/gst-libs/gst/codecparsers/gsth265parser.c b/gst-libs/gst/codecparsers/gsth265parser.c -index 26e68b276..dc7f27aa9 100644 ---- a/gst-libs/gst/codecparsers/gsth265parser.c -+++ b/gst-libs/gst/codecparsers/gsth265parser.c -@@ -1531,6 +1531,14 @@ gst_h265_parser_identify_nalu_hevc (GstH265Parser * parser, - - memset (nalu, 0, sizeof (*nalu)); - -+ /* Would overflow guint below otherwise: the callers needs to ensure that -+ * this never happens */ -+ if (offset > G_MAXUINT32 - nal_length_size) { -+ GST_WARNING ("offset + nal_length_size overflow"); -+ nalu->size = 0; -+ return GST_H265_PARSER_BROKEN_DATA; -+ } -+ - if (size < offset + nal_length_size) { - GST_DEBUG ("Can't parse, buffer has too small size %" G_GSIZE_FORMAT - ", offset %u", size, offset); -@@ -1545,7 +1553,13 @@ gst_h265_parser_identify_nalu_hevc (GstH265Parser * parser, - nalu->sc_offset = offset; - nalu->offset = offset + nal_length_size; - -- if (size < nalu->size + nal_length_size) { -+ if (nalu->size > G_MAXUINT32 - nal_length_size) { -+ GST_WARNING ("NALU size + nal_length_size overflow"); -+ nalu->size = 0; -+ return GST_H265_PARSER_BROKEN_DATA; -+ } -+ -+ if (size < (gsize) nalu->size + nal_length_size) { - nalu->size = 0; - - return GST_H265_PARSER_NO_NAL_END; -diff --git a/tests/check/libs/h264parser.c b/tests/check/libs/h264parser.c -index c7c46d9a2..d322dd8db 100644 ---- a/tests/check/libs/h264parser.c -+++ b/tests/check/libs/h264parser.c -@@ -229,6 +229,65 @@ GST_START_TEST (test_h264_parse_slice_5bytes) - - GST_END_TEST; - -+GST_START_TEST (test_h264_parse_identify_nalu_avc) -+{ -+ GstH264ParserResult res; -+ GstH264NalUnit nalu; -+ GstH264NalParser *const parser = gst_h264_nal_parser_new (); -+ /* Skip 3 bytes for the start code */ -+ const gsize nal_size = sizeof (slice_dpa) - 3; -+ const gsize buf_size = 4 + nal_size; -+ guint8 *buf = g_new (guint8, buf_size); -+ -+ memcpy (buf + 4, slice_dpa + 3, nal_size); -+ -+ GST_WRITE_UINT16_BE (buf + 2, nal_size); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 2, buf_size, 2, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_OK); -+ assert_equals_int (nalu.type, GST_H264_NAL_SLICE_DPA); -+ assert_equals_int (nalu.offset, 4); -+ assert_equals_int (nalu.size, nal_size); -+ -+ GST_WRITE_UINT32_BE (buf, nal_size); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_OK); -+ assert_equals_int (nalu.type, GST_H264_NAL_SLICE_DPA); -+ assert_equals_int (nalu.offset, 4); -+ assert_equals_int (nalu.size, nal_size); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 2); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 3); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 4); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_NO_NAL_END); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 6); -+ res = gst_h264_parser_identify_nalu_avc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H264_PARSER_NO_NAL_END); -+ -+ g_free (buf); -+ gst_h264_nal_parser_free (parser); -+} -+ -+GST_END_TEST; -+ - static guint8 nalu_sps_with_vui[] = { - 0x00, 0x00, 0x00, 0x01, 0x67, 0x64, 0x00, 0x28, - 0xac, 0xd9, 0x40, 0x78, 0x04, 0x4f, 0xde, 0x03, -@@ -666,6 +725,7 @@ h264parser_suite (void) - tcase_add_test (tc_chain, test_h264_parse_slice_dpa); - tcase_add_test (tc_chain, test_h264_parse_slice_eoseq_slice); - tcase_add_test (tc_chain, test_h264_parse_slice_5bytes); -+ tcase_add_test (tc_chain, test_h264_parse_identify_nalu_avc); - tcase_add_test (tc_chain, test_h264_parse_invalid_sei); - tcase_add_test (tc_chain, test_h264_create_sei); - -diff --git a/tests/check/libs/h265parser.c b/tests/check/libs/h265parser.c -index 0a0e4db97..5b6a215ec 100644 ---- a/tests/check/libs/h265parser.c -+++ b/tests/check/libs/h265parser.c -@@ -255,6 +255,65 @@ GST_START_TEST (test_h265_parse_slice_6bytes) - - GST_END_TEST; - -+GST_START_TEST (test_h265_parse_identify_nalu_hevc) -+{ -+ GstH265ParserResult res; -+ GstH265NalUnit nalu; -+ GstH265Parser *parser = gst_h265_parser_new (); -+ /* Skip 4 bytes for the start code */ -+ const gsize nal_size = sizeof (slice_eos_slice_eob) - 4; -+ const gsize buf_size = 4 + nal_size; -+ guint8 *buf = g_new (guint8, buf_size); -+ -+ memcpy (buf + 4, slice_eos_slice_eob + 4, nal_size); -+ -+ GST_WRITE_UINT16_BE (buf + 2, nal_size); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 2, buf_size, 2, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_OK); -+ assert_equals_int (nalu.type, GST_H265_NAL_SLICE_IDR_W_RADL); -+ assert_equals_int (nalu.offset, 4); -+ assert_equals_int (nalu.size, nal_size); -+ -+ GST_WRITE_UINT32_BE (buf, nal_size); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_OK); -+ assert_equals_int (nalu.type, GST_H265_NAL_SLICE_IDR_W_RADL); -+ assert_equals_int (nalu.offset, 4); -+ assert_equals_int (nalu.size, nal_size); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 2); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 3); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_BROKEN_DATA); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 4); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_NO_NAL_END); -+ -+ GST_WRITE_UINT32_BE (buf, G_MAXUINT32 - 6); -+ res = gst_h265_parser_identify_nalu_hevc (parser, buf, 0, buf_size, 4, &nalu); -+ -+ assert_equals_int (res, GST_H265_PARSER_NO_NAL_END); -+ -+ g_free (buf); -+ gst_h265_parser_free (parser); -+} -+ -+GST_END_TEST; -+ - GST_START_TEST (test_h265_base_profiles) - { - GstH265ProfileTierLevel ptl; -@@ -1101,6 +1160,7 @@ h265parser_suite (void) - tcase_add_test (tc_chain, test_h265_parse_slice_eos_slice_eob); - tcase_add_test (tc_chain, test_h265_parse_pic_timing); - tcase_add_test (tc_chain, test_h265_parse_slice_6bytes); -+ tcase_add_test (tc_chain, test_h265_parse_identify_nalu_hevc); - tcase_add_test (tc_chain, test_h265_base_profiles); - tcase_add_test (tc_chain, test_h265_base_profiles_compat); - tcase_add_test (tc_chain, test_h265_format_range_profiles_exact_match); --- -2.31.1 - |