From 27715b12d6d29d2d13783649a2ef71e9b02163e8 Mon Sep 17 00:00:00 2001 From: CentOS Sources Date: Feb 27 2023 10:19:20 +0000 Subject: import gstreamer1-plugins-good-1.18.4-6.module+el9.1.0.z+17854+62c0bf48 --- diff --git a/SOURCES/0001-avidemux-Fix-integer-overflow-resulting-in-heap-corr.patch b/SOURCES/0001-avidemux-Fix-integer-overflow-resulting-in-heap-corr.patch new file mode 100644 index 0000000..e48d6b1 --- /dev/null +++ b/SOURCES/0001-avidemux-Fix-integer-overflow-resulting-in-heap-corr.patch @@ -0,0 +1,65 @@ +From bcfe7befea53869e7836be912ee7efe875877169 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= +Date: Wed, 18 May 2022 12:00:48 +0300 +Subject: [PATCH 1/4] avidemux: Fix integer overflow resulting in heap + corruption in DIB buffer inversion code + +Check that width*bpp/8 doesn't overflow a guint and also that +height*stride fits into the provided buffer without overflowing. + +Thanks to Adam Doupe for analyzing and reporting the issue. + +CVE: CVE-2022-1921 + +See https://gstreamer.freedesktop.org/security/sa-2022-0001.html + +Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1224 + +Part-of: +--- + gst/avi/gstavidemux.c | 17 ++++++++++++++--- + 1 file changed, 14 insertions(+), 3 deletions(-) + +diff --git a/gst/avi/gstavidemux.c b/gst/avi/gstavidemux.c +index 25c97da03e..1c87c668d0 100644 +--- a/gst/avi/gstavidemux.c ++++ b/gst/avi/gstavidemux.c +@@ -4971,8 +4971,8 @@ swap_line (guint8 * d1, guint8 * d2, guint8 * tmp, gint bytes) + static GstBuffer * + gst_avi_demux_invert (GstAviStream * stream, GstBuffer * buf) + { +- gint y, w, h; +- gint bpp, stride; ++ guint y, w, h; ++ guint bpp, stride; + guint8 *tmp = NULL; + GstMapInfo map; + guint32 fourcc; +@@ -4999,12 +4999,23 @@ gst_avi_demux_invert (GstAviStream * stream, GstBuffer * buf) + h = stream->strf.vids->height; + w = stream->strf.vids->width; + bpp = stream->strf.vids->bit_cnt ? stream->strf.vids->bit_cnt : 8; ++ ++ if ((guint64) w * ((guint64) bpp / 8) > G_MAXUINT - 4) { ++ GST_WARNING ("Width x stride overflows"); ++ return buf; ++ } ++ ++ if (w == 0 || h == 0) { ++ GST_WARNING ("Zero width or height"); ++ return buf; ++ } ++ + stride = GST_ROUND_UP_4 (w * (bpp / 8)); + + buf = gst_buffer_make_writable (buf); + + gst_buffer_map (buf, &map, GST_MAP_READWRITE); +- if (map.size < (stride * h)) { ++ if (map.size < ((guint64) stride * (guint64) h)) { + GST_WARNING ("Buffer is smaller than reported Width x Height x Depth"); + gst_buffer_unmap (buf, &map); + return buf; +-- +2.38.1 + diff --git a/SOURCES/0002-matroskademux-Fix-integer-overflows-in-zlib-bz2-etc-.patch b/SOURCES/0002-matroskademux-Fix-integer-overflows-in-zlib-bz2-etc-.patch new file mode 100644 index 0000000..29448aa --- /dev/null +++ b/SOURCES/0002-matroskademux-Fix-integer-overflows-in-zlib-bz2-etc-.patch @@ -0,0 +1,209 @@ +From 22eb3dc56d8cb71af2c2d413ae587cc401704780 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= +Date: Wed, 18 May 2022 11:24:37 +0300 +Subject: [PATCH 2/4] matroskademux: Fix integer overflows in zlib/bz2/etc + decompression code + +Various variables were of smaller types than needed and there were no +checks for any overflows when doing additions on the sizes. This is all +checked now. + +In addition the size of the decompressed data is limited to 120MB now as +any larger sizes are likely pathological and we can avoid out of memory +situations in many cases like this. + +Also fix a bug where the available output size on the next iteration in +the zlib/bz2 decompression code was provided too large and could +potentially lead to out of bound writes. + +Thanks to Adam Doupe for analyzing and reporting the issue. + +CVE: CVE-2022-1922, CVE-2022-1923, CVE-2022-1924, CVE-2022-1925 + +https://gstreamer.freedesktop.org/security/sa-2022-0002.html + +Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1225 + +Part-of: +--- + gst/matroska/matroska-read-common.c | 76 +++++++++++++++++++++++------ + 1 file changed, 61 insertions(+), 15 deletions(-) + +diff --git a/gst/matroska/matroska-read-common.c b/gst/matroska/matroska-read-common.c +index 90d6e38e17..0ee9a787a4 100644 +--- a/gst/matroska/matroska-read-common.c ++++ b/gst/matroska/matroska-read-common.c +@@ -70,6 +70,10 @@ typedef struct + gboolean audio_only; + } TargetTypeContext; + ++/* 120MB as maximum decompressed data size. Anything bigger is likely ++ * pathological, and like this we avoid out of memory situations in many cases ++ */ ++#define MAX_DECOMPRESS_SIZE (120 * 1024 * 1024) + + static gboolean + gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, +@@ -77,19 +81,23 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + GstMatroskaTrackCompressionAlgorithm algo) + { + guint8 *new_data = NULL; +- guint new_size = 0; ++ gsize new_size = 0; + guint8 *data = *data_out; +- guint size = *size_out; ++ const gsize size = *size_out; + gboolean ret = TRUE; + ++ if (size > G_MAXUINT32) { ++ GST_WARNING ("too large compressed data buffer."); ++ ret = FALSE; ++ goto out; ++ } ++ + if (algo == GST_MATROSKA_TRACK_COMPRESSION_ALGORITHM_ZLIB) { + #ifdef HAVE_ZLIB + /* zlib encoded data */ + z_stream zstream; +- guint orig_size; + int result; + +- orig_size = size; + zstream.zalloc = (alloc_func) 0; + zstream.zfree = (free_func) 0; + zstream.opaque = (voidpf) 0; +@@ -99,8 +107,8 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + goto out; + } + zstream.next_in = (Bytef *) data; +- zstream.avail_in = orig_size; +- new_size = orig_size; ++ zstream.avail_in = size; ++ new_size = size; + new_data = g_malloc (new_size); + zstream.avail_out = new_size; + zstream.next_out = (Bytef *) new_data; +@@ -114,10 +122,18 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + break; + } + ++ if (new_size > G_MAXSIZE - 4096 || new_size + 4096 > MAX_DECOMPRESS_SIZE) { ++ GST_WARNING ("too big decompressed data"); ++ result = Z_MEM_ERROR; ++ break; ++ } ++ + new_size += 4096; + new_data = g_realloc (new_data, new_size); + zstream.next_out = (Bytef *) (new_data + zstream.total_out); +- zstream.avail_out += 4096; ++ /* avail_out is an unsigned int */ ++ g_assert (new_size - zstream.total_out <= G_MAXUINT); ++ zstream.avail_out = new_size - zstream.total_out; + } while (zstream.avail_in > 0); + + if (result != Z_STREAM_END) { +@@ -137,13 +153,11 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + #ifdef HAVE_BZ2 + /* bzip2 encoded data */ + bz_stream bzstream; +- guint orig_size; + int result; + + bzstream.bzalloc = NULL; + bzstream.bzfree = NULL; + bzstream.opaque = NULL; +- orig_size = size; + + if (BZ2_bzDecompressInit (&bzstream, 0, 0) != BZ_OK) { + GST_WARNING ("bzip2 initialization failed."); +@@ -152,8 +166,8 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + } + + bzstream.next_in = (char *) data; +- bzstream.avail_in = orig_size; +- new_size = orig_size; ++ bzstream.avail_in = size; ++ new_size = size; + new_data = g_malloc (new_size); + bzstream.avail_out = new_size; + bzstream.next_out = (char *) new_data; +@@ -167,17 +181,31 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + break; + } + ++ if (new_size > G_MAXSIZE - 4096 || new_size + 4096 > MAX_DECOMPRESS_SIZE) { ++ GST_WARNING ("too big decompressed data"); ++ result = BZ_MEM_ERROR; ++ break; ++ } ++ + new_size += 4096; + new_data = g_realloc (new_data, new_size); +- bzstream.next_out = (char *) (new_data + bzstream.total_out_lo32); +- bzstream.avail_out += 4096; ++ bzstream.next_out = ++ (char *) (new_data + ((guint64) bzstream.total_out_hi32 << 32) + ++ bzstream.total_out_lo32); ++ /* avail_out is an unsigned int */ ++ g_assert (new_size - ((guint64) bzstream.total_out_hi32 << 32) + ++ bzstream.total_out_lo32 <= G_MAXUINT); ++ bzstream.avail_out = ++ new_size - ((guint64) bzstream.total_out_hi32 << 32) + ++ bzstream.total_out_lo32; + } while (bzstream.avail_in > 0); + + if (result != BZ_STREAM_END) { + ret = FALSE; + g_free (new_data); + } else { +- new_size = bzstream.total_out_lo32; ++ new_size = ++ ((guint64) bzstream.total_out_hi32 << 32) + bzstream.total_out_lo32; + } + BZ2_bzDecompressEnd (&bzstream); + +@@ -189,7 +217,13 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + } else if (algo == GST_MATROSKA_TRACK_COMPRESSION_ALGORITHM_LZO1X) { + /* lzo encoded data */ + int result; +- int orig_size, out_size; ++ gint orig_size, out_size; ++ ++ if (size > G_MAXINT) { ++ GST_WARNING ("too large compressed data buffer."); ++ ret = FALSE; ++ goto out; ++ } + + orig_size = size; + out_size = size; +@@ -203,6 +237,11 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + result = lzo1x_decode (new_data, &out_size, data, &orig_size); + + if (orig_size > 0) { ++ if (new_size > G_MAXINT - 4096 || new_size + 4096 > MAX_DECOMPRESS_SIZE) { ++ GST_WARNING ("too big decompressed data"); ++ result = LZO_ERROR; ++ break; ++ } + new_size += 4096; + new_data = g_realloc (new_data, new_size); + } +@@ -221,6 +260,13 @@ gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc, + } else if (algo == GST_MATROSKA_TRACK_COMPRESSION_ALGORITHM_HEADERSTRIP) { + /* header stripped encoded data */ + if (enc->comp_settings_length > 0) { ++ if (size > G_MAXSIZE - enc->comp_settings_length ++ || size + enc->comp_settings_length > MAX_DECOMPRESS_SIZE) { ++ GST_WARNING ("too big decompressed data"); ++ ret = FALSE; ++ goto out; ++ } ++ + new_data = g_malloc (size + enc->comp_settings_length); + new_size = size + enc->comp_settings_length; + +-- +2.38.1 + diff --git a/SOURCES/0003-qtdemux-Fix-integer-overflows-in-zlib-decompression-.patch b/SOURCES/0003-qtdemux-Fix-integer-overflows-in-zlib-decompression-.patch new file mode 100644 index 0000000..2fe1ba6 --- /dev/null +++ b/SOURCES/0003-qtdemux-Fix-integer-overflows-in-zlib-decompression-.patch @@ -0,0 +1,55 @@ +From 24267889a717e1e799037a0f1841d5416eb56e75 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= +Date: Mon, 30 May 2022 10:15:37 +0300 +Subject: [PATCH 3/4] qtdemux: Fix integer overflows in zlib decompression code + +Various variables were of smaller types than needed and there were no +checks for any overflows when doing additions on the sizes. This is all +checked now. + +In addition the size of the decompressed data is limited to 200MB now as +any larger sizes are likely pathological and we can avoid out of memory +situations in many cases like this. + +Also fix a bug where the available output size on the next iteration in +the zlib decompression code was provided too large and could +potentially lead to out of bound writes. + +Thanks to Adam Doupe for analyzing and reporting the issue. + +CVE: tbd + +https://gstreamer.freedesktop.org/security/sa-2022-0003.html + +Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1225 + +Part-of: +--- + gst/isomp4/qtdemux.c | 8 +++++++- + 1 file changed, 7 insertions(+), 1 deletion(-) + +diff --git a/gst/isomp4/qtdemux.c b/gst/isomp4/qtdemux.c +index 182d0bc06f..a9cbbd4cd3 100644 +--- a/gst/isomp4/qtdemux.c ++++ b/gst/isomp4/qtdemux.c +@@ -7611,10 +7611,16 @@ qtdemux_inflate (void *z_buffer, guint z_length, guint * length) + break; + } + ++ if (*length > G_MAXUINT - 4096 || *length > QTDEMUX_MAX_SAMPLE_INDEX_SIZE) { ++ GST_WARNING ("too big decompressed data"); ++ ret = Z_MEM_ERROR; ++ break; ++ } ++ + *length += 4096; + buffer = (guint8 *) g_realloc (buffer, *length); + z.next_out = (Bytef *) (buffer + z.total_out); +- z.avail_out += 4096; ++ z.avail_out += *length - z.total_out; + } while (z.avail_in > 0); + + if (ret != Z_STREAM_END) { +-- +2.38.1 + diff --git a/SOURCES/0004-matroskademux-Avoid-integer-overflow-resulting-in-he.patch b/SOURCES/0004-matroskademux-Avoid-integer-overflow-resulting-in-he.patch new file mode 100644 index 0000000..d4cb20b --- /dev/null +++ b/SOURCES/0004-matroskademux-Avoid-integer-overflow-resulting-in-he.patch @@ -0,0 +1,55 @@ +From c0ac3357342599cc09397c6af0e696770ae94548 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= +Date: Wed, 18 May 2022 10:23:15 +0300 +Subject: [PATCH 4/4] matroskademux: Avoid integer-overflow resulting in heap + corruption in WavPack header handling code + +blocksize + WAVPACK4_HEADER_SIZE might overflow gsize, which then +results in allocating a very small buffer. Into that buffer blocksize +data is memcpy'd later which then causes out of bound writes and can +potentially lead to anything from crashes to remote code execution. + +Thanks to Adam Doupe for analyzing and reporting the issue. + +CVE: CVE-2022-1920 + +https://gstreamer.freedesktop.org/security/sa-2022-0004.html + +Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1226 + +Part-of: +--- + gst/matroska/matroska-demux.c | 10 +++++++++- + 1 file changed, 9 insertions(+), 1 deletion(-) + +diff --git a/gst/matroska/matroska-demux.c b/gst/matroska/matroska-demux.c +index 0e47ee7b5e..b7d009de90 100644 +--- a/gst/matroska/matroska-demux.c ++++ b/gst/matroska/matroska-demux.c +@@ -3893,7 +3893,8 @@ gst_matroska_demux_add_wvpk_header (GstElement * element, + } else { + guint8 *outdata = NULL; + gsize buf_size, size; +- guint32 block_samples, flags, crc, blocksize; ++ guint32 block_samples, flags, crc; ++ gsize blocksize; + GstAdapter *adapter; + + adapter = gst_adapter_new (); +@@ -3934,6 +3935,13 @@ gst_matroska_demux_add_wvpk_header (GstElement * element, + return GST_FLOW_ERROR; + } + ++ if (blocksize > G_MAXSIZE - WAVPACK4_HEADER_SIZE) { ++ GST_ERROR_OBJECT (element, "Too big wavpack buffer"); ++ gst_buffer_unmap (*buf, &map); ++ g_object_unref (adapter); ++ return GST_FLOW_ERROR; ++ } ++ + g_assert (newbuf == NULL); + + newbuf = +-- +2.38.1 + diff --git a/SPECS/gstreamer1-plugins-good.spec b/SPECS/gstreamer1-plugins-good.spec index 4d26614..bd65459 100644 --- a/SPECS/gstreamer1-plugins-good.spec +++ b/SPECS/gstreamer1-plugins-good.spec @@ -17,7 +17,7 @@ Name: gstreamer1-plugins-good Version: 1.18.4 -Release: 5%{?gitcommit:.git%{shortcommit}}%{?dist} +Release: 6%{?gitcommit:.git%{shortcommit}}%{?dist} Summary: GStreamer plugins with good code and licensing License: LGPLv2+ @@ -32,6 +32,11 @@ Source0: http://gstreamer.freedesktop.org/src/gst-plugins-good/gst-plugin %endif Patch0: %{name}-gcc11.patch +Patch1: 0001-avidemux-Fix-integer-overflow-resulting-in-heap-corr.patch +Patch2: 0002-matroskademux-Fix-integer-overflows-in-zlib-bz2-etc-.patch +Patch3: 0003-qtdemux-Fix-integer-overflows-in-zlib-decompression-.patch +Patch4: 0004-matroskademux-Avoid-integer-overflow-resulting-in-he.patch + # Register as an AppStream component to be visible in the software center # NOTE: It would be *awesome* if this file was maintained by the upstream # project, translated and installed into the right place during `make install`. @@ -165,6 +170,10 @@ to be installed. %prep %setup -q -n gst-plugins-good-%{version} %patch0 -p2 +%patch1 -p1 +%patch2 -p1 +%patch3 -p1 +%patch4 -p1 %build %meson \ @@ -300,6 +309,12 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -fv {} ';' %changelog +* Fri Nov 11 2022 Wim Taymans - 1.18.4-6 +- Fixes for CVE-2022-1920, CVE-2022-1921, CVE-2022-1922, CVE-2022-1923, + CVE-2022-1924, CVE-2022-1925, CVE-2022-2122 + Resolves: rhbz#2131034, rhbz#2131039, rhbz#2131045, rhbz#2131049, + rhbz#2131054, rhbz#2131060, rhbz#2131064 + * Mon Aug 09 2021 Mohan Boddu - 1.18.4-5 - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags Related: rhbz#1991688