CVE catalog
CVE-2020-1892
UBUNTU-CVE-2020-1892
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.09% · Oct 25, 2026
Insufficient boundary checks when decoding JSON in JSON_parser allows read access to out of bounds memory, potentially leading to information leak and DOS. This issue affects HHVM 4.45.0, 4.44.0, 4.43.0, 4.42.0, 4.41.0, 4.40.0, 4.39.0, versions between 4.33.0 and 4.38.0 (inclusive), versions between 4.9.0 and 4.32.0 (inclusive), and versions prior to 4.8.7.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | hhvm | 16.04 | 3.11.0+dfsg-1 | vulnerable |
| Ubuntu | hhvm | 16.04 | 3.11.1+dfsg-1 | vulnerable |
| Ubuntu | hhvm | 16.04 | 3.11.1+dfsg-1ubuntu1 | vulnerable |
| Ubuntu | hhvm | 18.04 | 3.21.0+dfsg-2 | vulnerable |
| Ubuntu | hhvm | 18.04 | 3.21.0+dfsg-2build1 | vulnerable |
| Ubuntu | hhvm | 18.04 | 3.21.0+dfsg-2build2 | vulnerable |
| Ubuntu | hhvm | 18.04 | 3.21.0+dfsg-2build3 | vulnerable |
| Ubuntu | hhvm | 18.04 | 3.21.0+dfsg-2ubuntu2 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: