CVE-2021-39521: A Segmentation fault in bits.c:186 · Issue #262 · LibreDWG/libredwg

An issue was discovered in sela through 20200412. A NULL pointer dereference exists in the function file::WavFile::WavFile() located in wav_file.c. It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function Analyze::AnalyzeRoot() located in analyze.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function Analyze::AnalyzeXref() located in analyze.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function Font::Size() located in font.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function node::BDCNode::~BDCNode() located in bdcnode.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A NULL pointer dereference exists in the function node::ObjNode::Value() located in objnode.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in sela through 20200412. A NULL pointer dereference exists in the function rice::RiceDecoder::process() located in rice_decoder.c. It allows an attacker to cause Denial of Service.

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PushReconstructedData() located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PullQData() located in blockbitmaprequester.cpp It allows an attacker to cause Denial of Service.

An issue was discovered in pdftools through 20200714. A stack-buffer-overflow exists in the function Analyze::AnalyzePages() located in analyze.cpp. It allows an attacker to cause code Execution.

An issue was discovered in sela through 20200412. A NULL pointer dereference exists in the function frame::FrameDecoder::process() located in frame_decoder.c. It allows an attacker to cause Denial of Service.

An issue was discovered in sela through 20200412. A NULL pointer dereference exists in the function lpc::SampleGenerator::process() located in sample_generator.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in libredwg through v0.10.1.3751. A NULL pointer dereference exists in the function check_POLYLINE_handles() located in decode.c. It allows an attacker to cause Denial of Service.

An issue was discovered in heif through through v3.6.2. A NULL pointer dereference exists in the function convertByteStreamToRBSP() located in nalutil.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in libjpeg through 2020021. An uncaught floating point exception in the function ACLosslessScan::ParseMCU() located in aclosslessscan.cpp. It allows an attacker to cause Denial of Service.

An issue was discovered in libslax through v0.22.1. A NULL pointer dereference exists in the function slaxLexer() located in slaxlexer.c. It allows an attacker to cause Denial of Service.

An issue was discovered in libslax through v0.22.1. slaxLexer() in slaxlexer.c has a stack-based buffer overflow.

An issue was discovered in libslax through v0.22.1. slaxIsCommentStart() in slaxlexer.c has a heap-based buffer overflow.

An issue was discovered in libslax through v0.22.1. slaxLexer() in slaxlexer.c has a heap-based buffer overflow.

An issue was discovered in libredwg through v0.10.1.3751. bit_read_fixed() in bits.c has a heap-based buffer overflow.

An issue was discovered in libredwg through v0.10.1.3751. appinfo_private() in decode.c has a heap-based buffer overflow.

An issue was discovered in libredwg through v0.10.1.3751. bit_wcs2len() in bits.c has a heap-based buffer overflow.

An issue was discovered in faad2 through 2.10.0. A NULL pointer dereference exists in the function get_sample() located in output.c. It allows an attacker to cause Denial of Service.

An issue was discovered in libredwg through v0.10.1.3751. bit_wcs2nlen() in bits.c has a heap-based buffer overflow.

An issue was discovered in libjpeg through 2020021. LineBuffer::FetchRegion() in linebuffer.cpp has a heap-based buffer overflow.

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "TIFFVGetField" funtion in the component 'libtiff/tif_dir.c'.

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the 'in _TIFFmemcpy' funtion in the component 'tif_unix.c'.

Buffer Overflow in LibTiff v4.0.10 allows attackers to cause a denial of service via the "invertImage()" function in the component "tiffcrop".