From: Narpat Mali <narpat.m...@windriver.com> A vulnerability, which was classified as problematic, has been found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this issue is the function DecodedBitStreamParser::decodeHanziSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation leads to memory leak. The attack may be launched remotely. The name of the patch is 2b62ff6181163eea029ed1cab11363b4996e9cd6. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-228548.
Signed-off-by: Narpat Mali <narpat.m...@windriver.com> --- .../opencv/opencv/CVE-2023-2618.patch | 32 +++++++++++++++++++ .../recipes-support/opencv/opencv_4.5.5.bb | 1 + 2 files changed, 33 insertions(+) create mode 100644 meta-oe/recipes-support/opencv/opencv/CVE-2023-2618.patch diff --git a/meta-oe/recipes-support/opencv/opencv/CVE-2023-2618.patch b/meta-oe/recipes-support/opencv/opencv/CVE-2023-2618.patch new file mode 100644 index 0000000000..4cd3003e3c --- /dev/null +++ b/meta-oe/recipes-support/opencv/opencv/CVE-2023-2618.patch @@ -0,0 +1,32 @@ +From 2b62ff6181163eea029ed1cab11363b4996e9cd6 Mon Sep 17 00:00:00 2001 +From: Nano <nanoape...@gmail.com> +Date: Thu, 27 Apr 2023 17:38:35 +0800 +Subject: [PATCH] fix(wechat_qrcode): fixed memory leaks + +CVE: CVE-2023-2618 + +Upstream-Status: Backport [https://github.com/opencv/opencv_contrib/pull/3484/commits/2b62ff6181163eea029ed1cab11363b4996e9cd6] + +Signed-off-by: Narpat Mali <narpat.m...@windriver.com> +--- + .../src/zxing/qrcode/decoder/decoded_bit_stream_parser.cpp | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/modules/wechat_qrcode/src/zxing/qrcode/decoder/decoded_bit_stream_parser.cpp b/modules/wechat_qrcode/src/zxing/qrcode/decoder/decoded_bit_stream_parser.cpp +index b3a0a69c..f02435d5 100644 +--- a/modules/wechat_qrcode/src/zxing/qrcode/decoder/decoded_bit_stream_parser.cpp ++++ b/modules/wechat_qrcode/src/zxing/qrcode/decoder/decoded_bit_stream_parser.cpp +@@ -127,7 +127,10 @@ void DecodedBitStreamParser::decodeHanziSegment(Ref<BitSource> bits_, string& re + while (count > 0) { + // Each 13 bits encodes a 2-byte character + int twoBytes = bits.readBits(13, err_handler); +- if (err_handler.ErrCode()) return; ++ if (err_handler.ErrCode()) { ++ delete[] buffer; ++ return; ++ } + int assembledTwoBytes = ((twoBytes / 0x060) << 8) | (twoBytes % 0x060); + if (assembledTwoBytes < 0x003BF) { + // In the 0xA1A1 to 0xAAFE range +-- +2.40.0 diff --git a/meta-oe/recipes-support/opencv/opencv_4.5.5.bb b/meta-oe/recipes-support/opencv/opencv_4.5.5.bb index e4fb676f7e..f98fec72b1 100644 --- a/meta-oe/recipes-support/opencv/opencv_4.5.5.bb +++ b/meta-oe/recipes-support/opencv/opencv_4.5.5.bb @@ -52,6 +52,7 @@ SRC_URI = "git://github.com/opencv/opencv.git;name=opencv;branch=master;protocol file://download.patch \ file://0001-Make-ts-module-external.patch \ file://0001-core-vsx-update-vec_absd-workaround-condition.patch \ + file://CVE-2023-2618.patch;patchdir=../contrib \ " SRC_URI:append:riscv64 = " file://0001-Use-Os-to-compile-tinyxml2.cpp.patch;patchdir=../contrib" -- 2.35.5
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