From patchwork Wed Nov 23 14:27:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: nmali X-Patchwork-Id: 15874 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 2E488C4332F for ; Wed, 23 Nov 2022 14:27:35 +0000 (UTC) Received: from mx0b-0064b401.pphosted.com (mx0b-0064b401.pphosted.com [205.220.178.238]) by mx.groups.io with SMTP id smtpd.web11.21469.1669213644749047605 for ; Wed, 23 Nov 2022 06:27:25 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@windriver.com header.s=pps06212021 header.b=LFhtqVE+; spf=permerror, err=parse error for token &{10 18 %{ir}.%{v}.%{d}.spf.has.pphosted.com}: invalid domain name (domain: windriver.com, ip: 205.220.178.238, mailfrom: prvs=83266cb750=narpat.mali@windriver.com) Received: from pps.filterd (m0250811.ppops.net [127.0.0.1]) by mx0a-0064b401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2ANCcAqs020955 for ; Wed, 23 Nov 2022 14:27:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=windriver.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=PPS06212021; bh=QarEe7Gp1itN4hdT5V76n4jY0S1+yH1DIR0p9D94IzA=; b=LFhtqVE+FfbNQZ6NDCLF90BuyKhQMgb5OkG+VIIDcLdt/v6BqZDwFg4HbSaKS+ZINyS2 +l3+PmSFEwaOVFxfoAD5tDFkowuu5qzMvPKu/e6JHn4Z5esc78ML9BY0QgXJTZuvFNd8 NOPUkE9kc7Qow7UkUwNxt83vdJmrE9x6Vd7bFCBhjVc/Fk+nfuoYKXMTUV5LPEpmIvG7 8oj/dlL6QVDM5A0vnwFflHPedDQcsr/nAwd6Tt1iFr8I8Hh+J0b5kbtwlmU4WpqxhLPz rU3uY9mRqzgiSoZT8sxTTQZKg97R1DPexs8C5kpqSnZHSTjr91wstAwgMkFvrEKKfybQ /w== Received: from ala-exchng02.corp.ad.wrs.com (unknown-82-254.windriver.com [147.11.82.254]) by mx0a-0064b401.pphosted.com (PPS) with ESMTPS id 3kxnxj3fey-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 23 Nov 2022 14:27:23 +0000 Received: from ALA-EXCHNG02.corp.ad.wrs.com (147.11.82.254) by ALA-EXCHNG02.corp.ad.wrs.com (147.11.82.254) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Wed, 23 Nov 2022 06:27:10 -0800 Received: from blr-linux-engg1.wrs.com (147.11.136.210) by ALA-EXCHNG02.corp.ad.wrs.com (147.11.82.254) with Microsoft SMTP Server id 15.1.2308.27 via Frontend Transport; Wed, 23 Nov 2022 06:27:08 -0800 From: Narpat Mali To: CC: , , "Narpat Mali" Subject: [OE-core][kirkstone][PATCH 1/2] ffmpeg: fix for CVE-2022-3964 Date: Wed, 23 Nov 2022 14:27:04 +0000 Message-ID: <20221123142704.149658-1-narpat.mali@windriver.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Proofpoint-GUID: 0aYn1ap0MX8dkPLChHc4vQltfwGPkoqM X-Proofpoint-ORIG-GUID: 0aYn1ap0MX8dkPLChHc4vQltfwGPkoqM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-23_08,2022-11-23_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=999 priorityscore=1501 clxscore=1015 malwarescore=0 impostorscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211230107 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 23 Nov 2022 14:27:35 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/173718 A vulnerability classified as problematic has been found in ffmpeg. This affects an unknown part of the file libavcodec/rpzaenc.c of the component QuickTime RPZA Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. It is possible to initiate the attack remotely. The name of the patch is 92f9b28ed84a77138105475beba16c146bdaf984. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-213543. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-3964 Upstream Fix: https://github.com/FFmpeg/FFmpeg/commit/92f9b28ed84a77138105475beba16c146bdaf984 Signed-off-by: Narpat Mali --- ...c-stop-accessing-out-of-bounds-frame.patch | 89 +++++++++++++++++++ .../recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb | 2 + 2 files changed, 91 insertions(+) create mode 100644 meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch new file mode 100644 index 0000000000..2775a81cc8 --- /dev/null +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch @@ -0,0 +1,89 @@ +From 92f9b28ed84a77138105475beba16c146bdaf984 Mon Sep 17 00:00:00 2001 +From: Paul B Mahol +Date: Sat, 12 Nov 2022 16:12:00 +0100 +Subject: [PATCH] avcodec/rpzaenc: stop accessing out of bounds frame + +Upstream-Status: Backport [https://github.com/FFmpeg/FFmpeg/commit/92f9b28ed84a77138105475beba16c146bdaf984] + +Signed-off-by: + +--- + libavcodec/rpzaenc.c | 22 +++++++++++++++------- + 1 file changed, 15 insertions(+), 7 deletions(-) + +diff --git a/libavcodec/rpzaenc.c b/libavcodec/rpzaenc.c +index d710eb4f82..4ced9523e2 100644 +--- a/libavcodec/rpzaenc.c ++++ b/libavcodec/rpzaenc.c +@@ -205,7 +205,7 @@ static void get_max_component_diff(const BlockInfo *bi, const uint16_t *block_pt + + // loop thru and compare pixels + for (y = 0; y < bi->block_height; y++) { +- for (x = 0; x < bi->block_width; x++){ ++ for (x = 0; x < bi->block_width; x++) { + // TODO: optimize + min_r = FFMIN(R(block_ptr[x]), min_r); + min_g = FFMIN(G(block_ptr[x]), min_g); +@@ -278,7 +278,7 @@ static int leastsquares(const uint16_t *block_ptr, const BlockInfo *bi, + return -1; + + for (i = 0; i < bi->block_height; i++) { +- for (j = 0; j < bi->block_width; j++){ ++ for (j = 0; j < bi->block_width; j++) { + x = GET_CHAN(block_ptr[j], xchannel); + y = GET_CHAN(block_ptr[j], ychannel); + sumx += x; +@@ -325,7 +325,7 @@ static int calc_lsq_max_fit_error(const uint16_t *block_ptr, const BlockInfo *bi + int max_err = 0; + + for (i = 0; i < bi->block_height; i++) { +- for (j = 0; j < bi->block_width; j++){ ++ for (j = 0; j < bi->block_width; j++) { + int x_inc, lin_y, lin_x; + x = GET_CHAN(block_ptr[j], xchannel); + y = GET_CHAN(block_ptr[j], ychannel); +@@ -420,7 +420,9 @@ static void update_block_in_prev_frame(const uint16_t *src_pixels, + uint16_t *dest_pixels, + const BlockInfo *bi, int block_counter) + { +- for (int y = 0; y < 4; y++) { ++ const int y_size = FFMIN(4, bi->image_height - bi->row * 4); ++ ++ for (int y = 0; y < y_size; y++) { + memcpy(dest_pixels, src_pixels, 8); + dest_pixels += bi->rowstride; + src_pixels += bi->rowstride; +@@ -730,14 +732,15 @@ post_skip : + + if (err > s->sixteen_color_thresh) { // DO SIXTEEN COLOR BLOCK + uint16_t *row_ptr; +- int rgb555; ++ int y_size, rgb555; + + block_offset = get_block_info(&bi, block_counter); + + row_ptr = &src_pixels[block_offset]; ++ y_size = FFMIN(4, bi.image_height - bi.row * 4); + +- for (int y = 0; y < 4; y++) { +- for (int x = 0; x < 4; x++){ ++ for (int y = 0; y < y_size; y++) { ++ for (int x = 0; x < 4; x++) { + rgb555 = row_ptr[x] & ~0x8000; + + put_bits(&s->pb, 16, rgb555); +@@ -745,6 +748,11 @@ post_skip : + row_ptr += bi.rowstride; + } + ++ for (int y = y_size; y < 4; y++) { ++ for (int x = 0; x < 4; x++) ++ put_bits(&s->pb, 16, 0); ++ } ++ + block_counter++; + } else { // FOUR COLOR BLOCK + block_counter += encode_four_color_block(min_color, max_color, +-- +2.34.1 + diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb index dd14f8df6f..e8e3462098 100644 --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb @@ -24,7 +24,9 @@ LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \ SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \ file://0001-libavutil-include-assembly-with-full-path-from-sourc.patch \ + file://0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch \ " + SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b" # Build fails when thumb is enabled: https://bugzilla.yoctoproject.org/show_bug.cgi?id=7717 From patchwork Wed Nov 23 14:27:45 2022 Content-Type: text/plain; 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Wed, 23 Nov 2022 06:27:57 -0800 Received: from blr-linux-engg1.wrs.com (147.11.136.210) by ALA-EXCHNG02.corp.ad.wrs.com (147.11.82.254) with Microsoft SMTP Server id 15.1.2308.27 via Frontend Transport; Wed, 23 Nov 2022 06:27:55 -0800 From: Narpat Mali To: CC: , , "Narpat Mali" Subject: [OE-core][kirkstone][PATCH 2/2] ffmpeg: fix for CVE-2022-3965 Date: Wed, 23 Nov 2022 14:27:45 +0000 Message-ID: <20221123142745.150088-1-narpat.mali@windriver.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: C-kMtSokYALsGOa4qHjvu7GR88Yx068D X-Proofpoint-GUID: C-kMtSokYALsGOa4qHjvu7GR88Yx068D X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-23_08,2022-11-23_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 mlxlogscore=999 adultscore=0 phishscore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 clxscore=1015 mlxscore=0 malwarescore=0 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211230107 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 23 Nov 2022 14:28:05 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/173719 A vulnerability classified as problematic was found in ffmpeg. This vulnerability affects the function smc_encode_stream of the file libavcodec/smcenc.c of the component QuickTime Graphics Video Encoder. The manipulation of the argument y_size leads to out-of-bounds read. The attack can be initiated remotely. The name of the patch is 13c13109759090b7f7182480d075e13b36ed8edd. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-213544. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-3965 Upstream Fix: https://github.com/FFmpeg/FFmpeg/commit/13c13109759090b7f7182480d075e13b36ed8edd Signed-off-by: Narpat Mali --- ...c-stop-accessing-out-of-bounds-frame.patch | 108 ++++++++++++++++++ .../recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb | 1 + 2 files changed, 109 insertions(+) create mode 100644 meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-smcenc-stop-accessing-out-of-bounds-frame.patch diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-smcenc-stop-accessing-out-of-bounds-frame.patch b/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-smcenc-stop-accessing-out-of-bounds-frame.patch new file mode 100644 index 0000000000..923fc6a9c1 --- /dev/null +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg/0001-avcodec-smcenc-stop-accessing-out-of-bounds-frame.patch @@ -0,0 +1,108 @@ +From 13c13109759090b7f7182480d075e13b36ed8edd Mon Sep 17 00:00:00 2001 +From: Paul B Mahol +Date: Sat, 12 Nov 2022 15:19:21 +0100 +Subject: [PATCH] avcodec/smcenc: stop accessing out of bounds frame + +Upstream-Status: Backport [https://github.com/FFmpeg/FFmpeg/commit/13c13109759090b7f7182480d075e13b36ed8edd] + +Signed-off-by: + +--- + libavcodec/smcenc.c | 18 ++++++++++++++---- + 1 file changed, 14 insertions(+), 4 deletions(-) + +diff --git a/libavcodec/smcenc.c b/libavcodec/smcenc.c +index f3d26a4e8d..33549b8ab4 100644 +--- a/libavcodec/smcenc.c ++++ b/libavcodec/smcenc.c +@@ -61,6 +61,7 @@ typedef struct SMCContext { + { \ + row_ptr += stride * 4; \ + pixel_ptr = row_ptr; \ ++ cur_y += 4; \ + } \ + } \ + } +@@ -117,6 +118,7 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + const uint8_t *prev_pixels = (const uint8_t *)s->prev_frame->data[0]; + uint8_t *distinct_values = s->distinct_values; + const uint8_t *pixel_ptr, *row_ptr; ++ const int height = frame->height; + const int width = frame->width; + uint8_t block_values[16]; + int block_counter = 0; +@@ -125,13 +127,14 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + int color_octet_index = 0; + int color_table_index; /* indexes to color pair, quad, or octet tables */ + int total_blocks; ++ int cur_y = 0; + + memset(s->color_pairs, 0, sizeof(s->color_pairs)); + memset(s->color_quads, 0, sizeof(s->color_quads)); + memset(s->color_octets, 0, sizeof(s->color_octets)); + + /* Number of 4x4 blocks in frame. */ +- total_blocks = ((frame->width + 3) / 4) * ((frame->height + 3) / 4); ++ total_blocks = ((width + 3) / 4) * ((height + 3) / 4); + + pixel_ptr = row_ptr = src_pixels; + +@@ -145,11 +148,13 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + int cache_index; + int distinct = 0; + int blocks = 0; ++ int frame_y = cur_y; + + while (prev_pixels && s->key_frame == 0 && block_counter + inter_skip_blocks < total_blocks) { ++ const int y_size = FFMIN(4, height - cur_y); + int compare = 0; + +- for (int y = 0; y < 4; y++) { ++ for (int y = 0; y < y_size; y++) { + const ptrdiff_t offset = pixel_ptr - src_pixels; + const uint8_t *prev_pixel_ptr = prev_pixels + offset; + +@@ -170,8 +175,10 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + + pixel_ptr = xpixel_ptr; + row_ptr = xrow_ptr; ++ cur_y = frame_y; + + while (block_counter > 0 && block_counter + intra_skip_blocks < total_blocks) { ++ const int y_size = FFMIN(4, height - cur_y); + const ptrdiff_t offset = pixel_ptr - src_pixels; + const int sy = offset / stride; + const int sx = offset % stride; +@@ -180,7 +187,7 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + const uint8_t *old_pixel_ptr = src_pixels + nx + ny * stride; + int compare = 0; + +- for (int y = 0; y < 4; y++) { ++ for (int y = 0; y < y_size; y++) { + compare |= memcmp(old_pixel_ptr + y * stride, pixel_ptr + y * stride, 4); + if (compare) + break; +@@ -197,9 +204,11 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + + pixel_ptr = xpixel_ptr; + row_ptr = xrow_ptr; ++ cur_y = frame_y; + + while (block_counter + coded_blocks < total_blocks && coded_blocks < 256) { +- for (int y = 0; y < 4; y++) ++ const int y_size = FFMIN(4, height - cur_y); ++ for (int y = 0; y < y_size; y++) + memcpy(block_values + y * 4, pixel_ptr + y * stride, 4); + + qsort(block_values, 16, sizeof(block_values[0]), smc_cmp_values); +@@ -224,6 +233,7 @@ static void smc_encode_stream(SMCContext *s, const AVFrame *frame, + + pixel_ptr = xpixel_ptr; + row_ptr = xrow_ptr; ++ cur_y = frame_y; + + blocks = coded_blocks; + distinct = coded_distinct; +-- +2.34.1 + diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb index e8e3462098..95b4bf50ac 100644 --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_5.0.1.bb @@ -25,6 +25,7 @@ LIC_FILES_CHKSUM = "file://COPYING.GPLv2;md5=b234ee4d69f5fce4486a80fdaf4a4263 \ SRC_URI = "https://www.ffmpeg.org/releases/${BP}.tar.xz \ file://0001-libavutil-include-assembly-with-full-path-from-sourc.patch \ file://0001-avcodec-rpzaenc-stop-accessing-out-of-bounds-frame.patch \ + file://0001-avcodec-smcenc-stop-accessing-out-of-bounds-frame.patch \ " SRC_URI[sha256sum] = "ef2efae259ce80a240de48ec85ecb062cecca26e4352ffb3fda562c21a93007b"