Add advisory for infisearch

[MJUCOM]

Affected crate(s)

• infisearch (81 recent downloads per crates.io)

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

• Multiple Possible Memory Bugs in infisearch ang-zeyu/infisearch#11

Severity

This is submitted as an informational unsound advisory. The reported issue involves unchecked indexing in a safe method, which can lead to out-of-bounds access and undefined behavior.

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