Out-of-bounds Read in Compact Arena Project

CVE-2019-16139

An issue was discovered in the compact_arena crate before 0.4.0 for Rust. Generativity is mishandled, leading to an out-of-bounds write or read.

Vulnerability class: Buffer Overflow

EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16139?
CVE-2019-16139 is a critical-severity vulnerability in Compact Arena Project, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2019-09-09.
How severe is CVE-2019-16139?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-16139 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.