Out-of-bounds write in libsavsac.so prior to SMR Jul-2026 Release 1 allows local attackers to execute arbitrary code.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Samsung Mobile
  • Samsung Mobile Devices

No data.

No data.

References
Link Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=07 cve-icon
History

Sun, 12 Jul 2026 06:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Write in Samsung libsavsac.so Allows Local Arbitrary Code Execution
Weaknesses CWE-119
CWE-787

Sat, 11 Jul 2026 11:45:00 +0000

Type Values Removed Values Added
Title Local Out‑of‑Bounds Write in Samsung libsavsac.so Leading to Arbitrary Code Execution
Weaknesses CWE-787

Fri, 10 Jul 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 10 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Title Local Out‑of‑Bounds Write in Samsung libsavsac.so Leading to Arbitrary Code Execution
Weaknesses CWE-787

Fri, 10 Jul 2026 07:00:00 +0000

Type Values Removed Values Added
First Time appeared Samsung Mobile
Samsung Mobile samsung Mobile Devices
Vendors & Products Samsung Mobile
Samsung Mobile samsung Mobile Devices

Fri, 10 Jul 2026 05:15:00 +0000

Type Values Removed Values Added
Description Out-of-bounds write in libsavsac.so prior to SMR Jul-2026 Release 1 allows local attackers to execute arbitrary code.
References
Metrics cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published: 2026-07-10T04:58:04.139Z

Updated: 2026-07-11T03:55:21.047Z

Reserved: 2025-12-11T01:33:35.815Z

Link: CVE-2026-21042

cve-icon Vulnrichment

Updated: 2026-07-10T12:26:54.576Z

cve-icon NVD

No data.

cve-icon Redhat

No data.