ANT-2026-ZGY30A9P · c-blosc2 · Heap Buffer Overflow

heap-buffer-overflow medium Severity Claude medium · Security research firm medium · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-ZGY30A9P: Heap buffer overflow in compressio...

PT-2026-49602

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=519841736 Crash type: Global-buffer-overflow READ 8 Crash state: cram decoder init cram decode compression header cram next slice...

CVE-2026-31973

SAMtools is a program for reading, manipulating and writing bioinformatics file formats. Starting in version 1.17, in the cram-size command, used to write information about how well CRAM files are compressed, a check to see if the cramdecodecompressionheader was missing. If the function returned ...

DEBIAN-CVE-2025-58058

xz is a pure golang package for reading and writing xz-compressed files. Prior to version 0.5.14, it is possible to put data in front of an LZMA-encoded byte stream without detecting the situation while reading the header. This can lead to increased memory consumption because the current...

Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Microsoft

CVE-2020-0796 PoC exploit for SMBGhost vulnerability in Windows 10 1903/1909's SMB3 compression capability. This PoC connects to the target host, compresses the authentication request with a bad offset field set in the transformation header, causing the decompressor to buffer overflow and crash t...

PT-2021-28028

Name of the Vulnerable Software and Affected Versions No specific software or versions are mentioned in the provided description. Description A heap-buffer-overflow READ 1 crash has been reported. The crash involves the following functions: safe itf8 get, cram decode compression header, and cram...