CVE-2019-16880 json
Double free in linea
published 2019-09-14 7 y ago modified 2026-06-17 4 mo ago also GHSA-j52m-489x-v634 , RUSTSEC-2019-0021 , EUVD-2021-1767
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
An issue was discovered in the linea crate through 0.9.4 for Rust. There is double free in the Matrix::zip_elements method.
Patch / fix
- crates.io linea 0.9.4, 0.9.5-0
Exploit prediction
1.69% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- rustsec.org https://rustsec.org/advisories/RUSTSEC-2019-0021.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| OSV | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| GitHub | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| crates.io | linea | <0.9.4 >=0.0.0-0, <0.9.5-0 |
0.9.4 0.9.5-0 |
Classification
- Weakness
-
- CWE-415 Double Free
References
-
rustsec.org
/advisories/RUSTSEC-2019-0021.html
web, exploit, third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2019-16880
advisory
-
github.com
/strake/linea.rs/issues/2
web, report
-
github.com
/strake/linea.rs
package
-
crates.io
/crates/linea
package
Sources
- CVE List CVE-2019-16880
- GitHub Advisory GHSA-j52m-489x-v634
- NVD CVE-2019-16880
- OSV RUSTSEC-2019-0021
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.