Add advisory for aarty

[MJUCOM]

Affected crate(s)

• aarty (109 recent downloads per crates.io)

Links to upstream issue(s) or PR(s)

• Possible Buffer Overflow Vulnerability  0x61nas/aarty#78

Severity

This is submitted as an informational unsound advisory. The report describes out-of-bounds access through a public unsafe API. The upstream maintainer stated that the function is intentionally unsafe and callers are expected to uphold the bounds invariant.

Checklist

• Advisory filename(s) starts with RUSTSEC-0000-0000 as the ID
• date field is set to the public disclosure date
• Contains a concise and descriptive title after advisory metadata
• Asked maintainer(s) if publishing an advisory is appropriate