CVE-2021-44994 json
There is an Assertion ''JERRY_CONTEXT (jmem_heap_allocated_size) == 0'' failed at /jerry-core/jmem/jmem-heap.c in Jerryscript 3.0.0.
published 2022-01-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-31792
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 63%
- public exploits
- 0
- none known
Summary
There is an Assertion ''JERRY_CONTEXT (jmem_heap_allocated_size) == 0'' failed at /jerry-core/jmem/jmem-heap.c in Jerryscript 3.0.0.
Patch / fix
Exploit prediction
1.02% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/jerryscript-project/jerryscript/issues/4894 referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/jerryscript-project/jerryscript/issues/4895 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-617 Reachable Assertion
References
-
github.com
/jerryscript-project/jerryscript/issues/4894
exploit, patch, third-party-advisory
-
github.com
/jerryscript-project/jerryscript/issues/4895
exploit, patch, third-party-advisory
-
security.samsungmobile.com
/securityUpdate.smsb
not-applicable
Sources
- CVE List CVE-2021-44994
- NVD CVE-2021-44994
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