by Kastro
Paper/Archive/CVE-2021-28032

CVE-2021-28032

mitre — An issue was discovered in the nano_arena crate before 0.5.2 for Rust.

EPSS 2%CVSS 9.8
critical.is priorityof 100
44
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 74.7.747 × 2014.9No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

An issue was discovered in the nano_arena crate before 0.5.2 for Rust. There is an aliasing violation in split_at because two mutable references can exist for the same element, if Borrow<Idx> behaves in certain ways. This can have a resultant out-of-bounds write or use-after-free.

Affected

ProductAffectedFixed inSource
n/an/a–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refrustsec.org/advisories/RUSTSEC-2021-0031.html