CVE-2026-55738

The CVE covers a stack-based buffer overflow in rxi/microtar 0.1.0 due to using strcpy() on the 100-byte TAR header name and linkname fields in raw_to_header(). The lack of guaranteed null termination allows reading past the 512-byte header and writing past the destination header buffer, causing ...

CVE-2026-55738 Stack Buffer Overflow in rxi/microtar raw_to_header() via non-null-terminated TAR name field

A stack-based buffer overflow exists in the rawtoheader function in src/microtar.c in rxi microtar 0.1.0. The function copies the 100-byte name and linkname fields of a TAR header with strcpy without guaranteeing null termination of the source...

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 ...