CVE-2026-25205

7.4

Samsung · Escargot

A heap-based buffer overflow vulnerability in Samsung Escargot allows for an out-of-bounds write, potentially leading to memory corruption.

Executive summary

A heap-based buffer overflow in the Samsung Escargot software presents a high risk of memory corruption and potential system compromise.

Vulnerability

This is a heap-based buffer overflow (CWE-122) occurring within the Escargot codebase, which can be triggered by an attacker to achieve an out-of-bounds write. Based on the CVSS vector (AV:L/AC:H/PR:N/UI:N), the attack requires local access and complex conditions, but it does not require prior authentication.

Business impact

Successful exploitation of this vulnerability could lead to significant system instability or unauthorized code execution within the context of the affected process. Given the CVSS score of 7.4, this is a high-severity issue that could facilitate lateral movement or data compromise if the affected component is integrated into larger, privileged workflows.

Remediation

Immediate Action: Monitor the upstream Samsung Escargot repository for a patch or security release that addresses commit hash 97e8115ab1110bc502b4b5e4a0c689a71520d335.

Proactive Monitoring: Review system logs for signs of process crashes or unexpected memory access violations that may indicate exploitation attempts.

Compensating Controls: Restrict access to the host system to minimize the potential for local attackers to reach the vulnerable component.

Exploitation status

Public Exploit Available: Unknown

Analyst recommendation

Although this vulnerability requires local access, the nature of heap-based buffer overflows makes it a serious security concern. Organizations utilizing the affected version of Samsung Escargot should prioritize monitoring for official vendor updates and ensure that host-level access controls are strictly enforced to prevent unauthorized local execution.

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Sources

Originally found and disclosed by Sebastián Alba Vives / @Sebasteuo, per the CVE Program record.