PatchSiren

rxi CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

HIGH rxi CVE published 2026-06-17

CVE-2026-55738

A high-severity stack-based buffer overflow vulnerability exists in the microtar library, specifically in the raw_to_header() function. This function improperly handles the copying of 100-byte name and linkname fields from a TAR header, leading to potential out-of-bounds reads and writes. A remote attacker can exploit this by supplying a crafted TAR archive, potentially leading to denial of service or arb [truncated]