How severe is CVE-2019-16880?

CVE-2019-16880 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-16880 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16880?

CVE-2019-16880 affects Linea Project Linea. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16880?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-16880 published?

CVE-2019-16880 was published on 2019-09-25 and last updated on 2026-06-17.

CVE-2019-16880

CVE-2019-16880 is a critical-severity vulnerability in Linea Project Linea with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-415.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-415
Affected product: Linea Project Linea
Published: 2019-09-25
Last modified: 2026-06-17

Description

An issue was discovered in the linea crate through 0.9.4 for Rust. There is double free in the Matrix::zip_elements method.

Frequently asked questions

What is CVE-2019-16880?: An issue was discovered in the linea crate through 0.9.4 for Rust. There is double free in the Matrix::zip_elements method.
How severe is CVE-2019-16880?: CVE-2019-16880 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-16880 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16880?: CVE-2019-16880 affects Linea Project Linea. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16880?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-16880 published?: CVE-2019-16880 was published on 2019-09-25 and last updated on 2026-06-17.

References

https://rustsec.org/advisories/RUSTSEC-2019-0021.html

Affected products (1)

cpe:2.3:a:linea_project:linea:*:*:*:*:*:*:*:*

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