🛡️ CVE-2024-33258 — jerryscript

🟠 CVSS 7.1 — High ⚠️ Exploit Public CWE-119 NVD
7.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Jerryscript commit ff9ff8f was discovered to contain a segmentation violation via the component vm_loop at jerry-core/vm/vm.c.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability none.

Weakness class

CVE-2024-33258 is classified as CWE-119: Improper Restriction of Operations within Memory Buffer Bounds. A read or write is performed without confirming it stays inside the allocated buffer, corrupting adjacent memory.

Affected software

CVE-2024-33258 is recorded against 1 package.

  • jerryscript

Timeline and source

Published on 26 April 2024 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com

CVE-2024-33258 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity HIGH
CVSS Score 7.1
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CWE CWE-119
Public Exploit ⚠️ Yes
Source NVD
Published 2024-04-26
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
jerryscript — —

Similar Threats

Exploit Protection

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CVE-2024-33258 carries CVSS 7.1 High rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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