DICOM, Pydicom, GDCM, and Orthanc: A technical tour of what really happens in the heap

Over the last decade, DICOM parsing has become an active research topic. The reason is simple: DICOM is both critical and complicated. Hospitals rely on DICOM-based PACS systems, and those systems often automatically ingest files received over the network. That means malformed data could directly...

Astra Linux – Vulnerability in node-ini

This affects the package ini before version 1.3.6. If an attacker submits a malicious INI file to an application that parses it using ini.parse, they will corrupt the prototype within the application. This can be further exploited depending on the context...

CVE-2026-42477

A heap-based out-of-bounds read vulnerability in RWObjReader::read in the OBJ file parser in Open CASCADE Technology OCCT V800rc5 allows user-assisted attackers to cause a denial of service or obtain sensitive information by persuading a victim to open a crafted OBJ file. The issue occurs because...

OESA-2026-2227 wireshark security update

Wireshark is an open source tool for profiling network traffic and analyzing packets. Such a tool is often referred to as a network analyzer, network protocol analyzer or sniffer. Security Fixes: ICMPv6 PvD protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of...

CLSA-2026-1778128255 wireshark: Fix of 8 CVEs

CVE-2022-0585: fix large/infinite loops in multiple dissectors AMP, ATN-ULCS, BP, GDSDB, PMUL, WAP, ZigBee ZCL, OpenFlow v5/v6, IPDC, TDS, ASN.1 PER, FTUINTBYTES/STRING - CVE-2022-4344: fix Kafka dissector memory exhaustion via decompression/loop bounds - CVE-2023-0666: fix RTPS dissector...

Out-of-bounds Read

Overview Affected versions of this package are vulnerable to Out-of-bounds Read in the read process of the OBJ file parser when handling crafted OBJ files. An attacker can cause a denial of service or obtain sensitive information by persuading a victim to open a specially crafted OBJ file that...

DEBIAN-CVE-2026-42477

A heap-based out-of-bounds read vulnerability in RWObjReader::read in the OBJ file parser in Open CASCADE Technology OCCT V800rc5 allows user-assisted attackers to cause a denial of service or obtain sensitive information by persuading a victim to open a crafted OBJ file. The issue occurs because...

CVE-2026-42477

A heap-based out-of-bounds read vulnerability in RWObjReader::read in the OBJ file parser in Open CASCADE Technology OCCT V800rc5 allows user-assisted attackers to cause a denial of service or obtain sensitive information by persuading a victim to open a crafted OBJ file. The issue occurs because...

CVE-2026-5404

K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

DEBIAN-CVE-2026-5404

K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

UBUNTU-CVE-2026-5404

K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-5404

K12 RF5 file parser crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

Open Cascade OCCT 缓冲区错误漏洞

Open Cascade OCCT is a 3D modeling and geometry computation kernel from the French company Open Cascade. A buffer error vulnerability exists in Open Cascade OCCT version V800rc5, which stems from a heap-based out-of-bounds read issue in the RWObjReader::read function in the OBJ file parser, as...

CVE-2026-42477

A heap-based out-of-bounds read vulnerability in RWObjReader::read in the OBJ file parser in Open CASCADE Technology OCCT V800rc5 allows user-assisted attackers to cause a denial of service or obtain sensitive information by persuading a victim to open a crafted OBJ file. The issue occurs because...

CVE-2026-42476

Two heap-based out-of-bounds read vulnerabilities affect Open CASCADE Technology (OCCT) V8_0_0_rc5 in the STL ASCII file parser (RWStl_Reader::ReadAscii). In CTL: buffers returned by Standard_ReadLineBuffer::ReadLine() are not properly length-validated before strncasecmp or direct byte access, en...

CVE-2026-42476

Two heap-based out-of-bounds read vulnerabilities in the STL ASCII file parser in Open CASCADE Technology OCCT V800rc5 exist in RWStlReader::ReadAscii because buffers returned by StandardReadLineBuffer::ReadLine are not properly length-validated before strncasecmp or direct byte access...

CVE-2026-42476

Two heap-based out-of-bounds read vulnerabilities in the STL ASCII file parser in Open CASCADE Technology OCCT V800rc5 exist in RWStlReader::ReadAscii because buffers returned by StandardReadLineBuffer::ReadLine are not properly length-validated before strncasecmp or direct byte access...

CVE-2026-42476

Two heap-based out-of-bounds read vulnerabilities in the STL ASCII file parser in Open CASCADE Technology OCCT V800rc5 exist in RWStlReader::ReadAscii because buffers returned by StandardReadLineBuffer::ReadLine are not properly length-validated before strncasecmp or direct byte access...

PT-2026-36475

Two heap-based out-of-bounds read vulnerabilities in the STL ASCII file parser in Open CASCADE Technology OCCT V8 0 0 rc5 exist in RWStl Reader::ReadAscii because buffers returned by Standard ReadLineBuffer::ReadLine are not properly length-validated before strncasecmp or direct byte access...

Wireshark 安全漏洞

Wireshark is a set of network packet analysis tools developed by the Wireshark team. The software’s function is to capture network packets and display detailed data for analysis. Versions of Wireshark from 4.6.0 to 4.6.4, as well as 4.4.0 to 4.4.14, have security vulnerabilities. These...