diff options
Diffstat (limited to 'meta-openembedded/meta-oe/recipes-support/freerdp/freerdp')
| -rw-r--r-- | meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39316.patch | 53 | ||||
| -rw-r--r-- | meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39318-39319.patch | 41 |
2 files changed, 94 insertions, 0 deletions
diff --git a/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39316.patch b/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39316.patch new file mode 100644 index 0000000000..a60b2854c8 --- /dev/null +++ b/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39316.patch @@ -0,0 +1,53 @@ +https://github.com/FreeRDP/FreeRDP/commit/e865c24efc40ebc52e75979c94cdd4ee2c1495b0 +CVE: CVE-2022-39316 +Upstream-Status: Backport +Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> + +From e865c24efc40ebc52e75979c94cdd4ee2c1495b0 Mon Sep 17 00:00:00 2001 +From: akallabeth <akallabeth@posteo.net> +Date: Thu, 13 Oct 2022 09:09:28 +0200 +Subject: [PATCH] Added missing length checks in zgfx_decompress_segment + +(cherry picked from commit 64716b335858109d14f27b51acc4c4d71a92a816) +--- + libfreerdp/codec/zgfx.c | 11 +++++++---- + 1 file changed, 7 insertions(+), 4 deletions(-) + +diff --git a/libfreerdp/codec/zgfx.c b/libfreerdp/codec/zgfx.c +index 20fbd354571..e260aa6e28a 100644 +--- a/libfreerdp/codec/zgfx.c ++++ b/libfreerdp/codec/zgfx.c +@@ -230,19 +230,19 @@ static BOOL zgfx_decompress_segment(ZGFX_CONTEXT* zgfx, wStream* stream, size_t + BYTE* pbSegment; + size_t cbSegment; + +- if (!zgfx || !stream) ++ if (!zgfx || !stream || (segmentSize < 2)) + return FALSE; + + cbSegment = segmentSize - 1; + +- if ((Stream_GetRemainingLength(stream) < segmentSize) || (segmentSize < 1) || +- (segmentSize > UINT32_MAX)) ++ if ((Stream_GetRemainingLength(stream) < segmentSize) || (segmentSize > UINT32_MAX)) + return FALSE; + + Stream_Read_UINT8(stream, flags); /* header (1 byte) */ + zgfx->OutputCount = 0; + pbSegment = Stream_Pointer(stream); +- Stream_Seek(stream, cbSegment); ++ if (!Stream_SafeSeek(stream, cbSegment)) ++ return FALSE; + + if (!(flags & PACKET_COMPRESSED)) + { +@@ -346,6 +346,9 @@ static BOOL zgfx_decompress_segment(ZGFX_CONTEXT* zgfx, wStream* stream, size_t + if (count > sizeof(zgfx->OutputBuffer) - zgfx->OutputCount) + return FALSE; + ++ if (count > zgfx->cBitsRemaining / 8) ++ return FALSE; ++ + CopyMemory(&(zgfx->OutputBuffer[zgfx->OutputCount]), zgfx->pbInputCurrent, + count); + zgfx_history_buffer_ring_write(zgfx, zgfx->pbInputCurrent, count); diff --git a/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39318-39319.patch b/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39318-39319.patch new file mode 100644 index 0000000000..76a9e00dd3 --- /dev/null +++ b/meta-openembedded/meta-oe/recipes-support/freerdp/freerdp/CVE-2022-39318-39319.patch @@ -0,0 +1,41 @@ +https://github.com/FreeRDP/FreeRDP/commit/80adde17ddc4b596ed1dae0922a0c54ab3d4b8ea +CVE: CVE-2022-39318 CVE-2022-39319 +Upstream-Status: Backport +Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> + +From 80adde17ddc4b596ed1dae0922a0c54ab3d4b8ea Mon Sep 17 00:00:00 2001 +From: akallabeth <akallabeth@posteo.net> +Date: Thu, 13 Oct 2022 08:27:41 +0200 +Subject: [PATCH] Fixed division by zero in urbdrc + +(cherry picked from commit 731f8419d04b481d7160de1f34062d630ed48765) +--- + channels/urbdrc/client/libusb/libusb_udevice.c | 12 +++++++++--- + 1 file changed, 9 insertions(+), 3 deletions(-) + +diff --git a/channels/urbdrc/client/libusb/libusb_udevice.c b/channels/urbdrc/client/libusb/libusb_udevice.c +index 505c31d7b55..ef87f195f38 100644 +--- a/channels/urbdrc/client/libusb/libusb_udevice.c ++++ b/channels/urbdrc/client/libusb/libusb_udevice.c +@@ -1221,12 +1221,18 @@ static int libusb_udev_isoch_transfer(IUDEVICE* idev, URBDRC_CHANNEL_CALLBACK* c + if (!Buffer) + Stream_Seek(user_data->data, (NumberOfPackets * 12)); + +- iso_packet_size = BufferSize / NumberOfPackets; +- iso_transfer = libusb_alloc_transfer(NumberOfPackets); ++ if (NumberOfPackets > 0) ++ { ++ iso_packet_size = BufferSize / NumberOfPackets; ++ iso_transfer = libusb_alloc_transfer((int)NumberOfPackets); ++ } + + if (iso_transfer == NULL) + { +- WLog_Print(urbdrc->log, WLOG_ERROR, "Error: libusb_alloc_transfer."); ++ WLog_Print(urbdrc->log, WLOG_ERROR, ++ "Error: libusb_alloc_transfer [NumberOfPackets=%" PRIu32 ", BufferSize=%" PRIu32 ++ " ]", ++ NumberOfPackets, BufferSize); + async_transfer_user_data_free(user_data); + return -1; + } |