CVE-2026-86315

Published: Sep 7, 2026Modified: Sep 7, 2026

6.2

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.5 / Impact: 3.6

Source: PSIRT@samsung.com (Secondary)

Description

An out-of-bounds write caused by numeric truncation Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition whose instance initialization entry count exceeds UINT16_MAX. This issue affects Escargot: 5dc93606abd42b859045add05d704a038e197359.

Related CWEs

CWE-197

Numeric Truncation Error

Truncation errors occur when a primitive is cast to a primitive of a smaller size and data is lost in the conversion.

References (1)

https://github.com/Samsung/escargot/pull/1660

Source: PSIRT@samsung.com

Timeline

No history available yet.