CVE-2021-26198
An issue was discovered in JerryScript 2.4.0. There is a SEVG in ecma_deref_bigint in ecma-helpers.c file.
02 Description
An issue was discovered in JerryScript 2.4.0. There is a SEVG in ecma_deref_bigint in ecma-helpers.c file.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.85% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.9% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-06-10 22:15Z5 YR AGO
- Last updated
- 2024-08-03 20:19Z2 YR AGO
- Reserved
- 2021-01-25
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- e0dd703b8316b78012408ce83d11691d3cf4f9a4abfa15eab97e80ed617ea7ce
05 Affected products
06 References
07 Fixed in
Ubuntu 18.04 LTS
- iotjs No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- iotjs No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.