9 results · Clear filters · Feed
-
Medium 6.6
OpenCV contains a use after free buffer write due to an uninitialized pointer
OpenCV is an Open Source Computer Vision Library. Versions 4.10.0 and 4.11.0 have an uninitialized pointer variable on stack that may lead to arbitrary heap buffer write when reading crafted JPEG images. Version 4.12.0 fixes the vulnerability.
-
Medium 5.3
OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeHanziSegment memory leak
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 ma…
-
Medium 5.3
OpenCV wechat_qrcode Module decoded_bit_stream_parser.cpp decodeByteSegment null pointer dereference
A vulnerability classified as problematic was found in OpenCV wechat_qrcode Module up to 4.7.0. Affected by this vulnerability is the function DecodedBitStreamParser::decodeByteSegment of the file qrcode/decoder/decoded_bit_stream_parser.cpp. The manipulation…
-
Medium 6.5
Out-of-bounds Read in OpenCV
An out-of-bounds read was discovered in OpenCV before 4.1.1. Specifically, variable coarsest_scale is assumed to be greater than or equal to finest_scale within the calc()/ocl_calc() functions in dis_flow.cpp. However, this is not true when dealing with small…
-
Medium 5.9
Divide By Zero in OpenCV.
An issue was discovered in OpenCV 4.1.0. There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
-
Medium 5.5
Out-of-bounds Write in OpenCV.
In OpenCV 3.3.1, a heap-based buffer overflow happens in cv::Jpeg2KDecoder::readComponent8u in modules/imgcodecs/src/grfmt_jpeg2000.cpp when parsing a crafted image file.
-
Medium 5.5
Reachable Assertion in OpenCV.
In OpenCV 3.3.1, an assertion failure happens in cv::RBaseStream::setPos in modules/imgcodecs/src/bitstrm.cpp because of an incorrect integer cast.
-
Medium 6.5
Improper Restriction of Operations within the Bounds of a Memory Buffer in OpenCV
OpenCV 3.3.1 has a Buffer Overflow in the cv::PxMDecoder::readData function in grfmt_pxm.cpp, because an incorrect size value is used.
-
Medium 5.5
Improper Input Validation in OpenCV
OpenCV 3.0.0 allows remote attackers to cause a denial of service (segfault) via vectors involving corrupt chunks.