CVE-2024-33263 json
QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.
published 2024-04-26 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-31008
- cvss
- 4.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.
Patch / fix
- quickjs Debian 14, Debian 13 2024.01.13-5
debian advisories DEBIAN-CVE-2024-33263
- quickjs Ubuntu Pro 24.04 LTS 2021.03.27-1ubuntu0.1~esm1
ubuntu advisories UBUNTU-CVE-2024-33263
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/bellard/quickjs/issues/277 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.0 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| CNA | 3.1 | 4.0 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Affected products
- ubuntu ubuntu
Classification
- Weakness
-
- CWE-617 Reachable Assertion
References
-
github.com
/bellard/quickjs/issues/277
exploit, issue-tracking
Sources
- CVE List CVE-2024-33263
- NVD CVE-2024-33263
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.