gstreamer1-plugins-good/0028-jpegdec-Directly-error-out-on-negotiation-failures.patch
Wim Taymans 7375f9916a Apply patches for CVE-2024-47537, CVE-2024-47539, CVE-2024-47540
CVE-2024-47543, CVE-2024-47544, CVE-2024-47545, CVE-2024-47546,
  CVE-2024-47596, CVE-2024-47597, CVE-2024-47598, CVE-2024-47599,
  CVE-2024-47601, CVE-2024-47602, CVE-2024-47603, CVE-2024-47606,
  CVE-2024-47613, CVE-2024-47774, CVE-2024-47775, CVE-2024-47776,
  CVE-2024-47777, CVE-2024-47778, CVE-2024-47834
Resolves: RHEL-70958, RHEL-70971, RHEL-71033, RHEL-71195
Resolves: RHEL-71210, RHEL-71202, RHEL-71171, RHEL-71200
Resolves: RHEL-71206, RHEL-71173, RHEL-71198, RHEL-71204
Resolves: RHEL-71208, RHEL-71031, RHEL-71007, RHEL-71039
Resolves: RHEL-71169, RHEL-71192, RHEL-71161, RHEL-71167
Resolves: RHEL-71189
2024-12-13 17:30:57 +01:00

96 lines
3.2 KiB
Diff

From 51a811cf18db7aa70704a1b4c0a6fac9512d94ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Mon, 30 Sep 2024 16:22:19 +0300
Subject: [PATCH 28/28] jpegdec: Directly error out on negotiation failures
Thanks to Antonio Morales for finding and reporting the issue.
Fixes GHSL-2024-247
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/3862
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8102>
---
.../gst-plugins-good/ext/jpeg/gstjpegdec.c | 22 ++++++++++++++-----
1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/subprojects/gst-plugins-good/ext/jpeg/gstjpegdec.c b/subprojects/gst-plugins-good/ext/jpeg/gstjpegdec.c
index 452747d157..4e41248e52 100644
--- a/subprojects/gst-plugins-good/ext/jpeg/gstjpegdec.c
+++ b/subprojects/gst-plugins-good/ext/jpeg/gstjpegdec.c
@@ -1068,13 +1068,14 @@ gst_jpeg_turbo_parse_ext_fmt_convert (GstJpegDec * dec, gint * clrspc)
}
#endif
-static void
+static gboolean
gst_jpeg_dec_negotiate (GstJpegDec * dec, gint width, gint height, gint clrspc,
gboolean interlaced)
{
GstVideoCodecState *outstate;
GstVideoInfo *info;
GstVideoFormat format;
+ gboolean res;
#ifdef JCS_EXTENSIONS
if (dec->format_convert) {
@@ -1104,7 +1105,7 @@ gst_jpeg_dec_negotiate (GstJpegDec * dec, gint width, gint height, gint clrspc,
height == GST_VIDEO_INFO_HEIGHT (info) &&
format == GST_VIDEO_INFO_FORMAT (info)) {
gst_video_codec_state_unref (outstate);
- return;
+ return TRUE;
}
gst_video_codec_state_unref (outstate);
}
@@ -1118,6 +1119,8 @@ gst_jpeg_dec_negotiate (GstJpegDec * dec, gint width, gint height, gint clrspc,
outstate =
gst_video_decoder_set_output_state (GST_VIDEO_DECODER (dec), format,
width, height, dec->input_state);
+ if (!outstate)
+ return FALSE;
switch (clrspc) {
case JCS_RGB:
@@ -1142,10 +1145,12 @@ gst_jpeg_dec_negotiate (GstJpegDec * dec, gint width, gint height, gint clrspc,
gst_video_codec_state_unref (outstate);
- gst_video_decoder_negotiate (GST_VIDEO_DECODER (dec));
+ res = gst_video_decoder_negotiate (GST_VIDEO_DECODER (dec));
GST_DEBUG_OBJECT (dec, "max_v_samp_factor=%d", dec->cinfo.max_v_samp_factor);
GST_DEBUG_OBJECT (dec, "max_h_samp_factor=%d", dec->cinfo.max_h_samp_factor);
+
+ return res;
}
static GstFlowReturn
@@ -1425,8 +1430,9 @@ gst_jpeg_dec_handle_frame (GstVideoDecoder * bdec, GstVideoCodecFrame * frame)
num_fields = 1;
}
- gst_jpeg_dec_negotiate (dec, width, output_height,
- dec->cinfo.jpeg_color_space, num_fields == 2);
+ if (!gst_jpeg_dec_negotiate (dec, width, output_height,
+ dec->cinfo.jpeg_color_space, num_fields == 2))
+ goto negotiation_failed;
state = gst_video_decoder_get_output_state (bdec);
ret = gst_video_decoder_allocate_output_frame (bdec, frame);
@@ -1558,6 +1564,12 @@ map_failed:
ret = GST_FLOW_ERROR;
goto exit;
}
+negotiation_failed:
+ {
+ GST_ELEMENT_ERROR (dec, CORE, NEGOTIATION, (NULL), ("failed to negotiate"));
+ ret = GST_FLOW_NOT_NEGOTIATED;
+ goto exit;
+ }
decode_error:
{
gchar err_msg[JMSG_LENGTH_MAX];
--
2.47.0