CVE-2026-43623 microtar 0.1.0 Stack-Based Buffer Overflow via raw_to_header()

microtar through 0.1.0 contains a stack-based buffer overflow vulnerability in the rawtoheader function in src/microtar.c that allows attackers to corrupt adjacent stack memory by supplying a crafted TAR archive with non-null-terminated name or linkname fields. The function uses strcpy to copy...

CVE-2026-43623

CVE-2026-43623 affects microtar up to version 0.1.0. A stack-based buffer overflow in the raw_to_header() function (src/microtar.c) can be triggered by crafted TAR archives with non-null-terminated name or linkname fields. The function uses strcpy() to copy 100-byte ustar fields, which can write ...

microtar 安全漏洞

microtar is a lightweight ANSI C language tar library developed by rxi’s individual developers. Versions of microtar 0.1.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from the rawtoheader function using strcpy to copy fields in the ustar format that are not empty...