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

Metrics

Attack Vector Network

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 cve-icon
History

Thu, 10 Sep 2026 05:45:00 +0000

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

Wed, 09 Sep 2026 05:00:00 +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. Out-of-bounds write in libsavsac.so prior to SMR Jul-2026 Release 1 allows remote attackers to execute arbitrary code.
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'}

 cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N'}

Tue, 04 Aug 2026 08:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Buffer Write in libsavsac.so Enabling Local Arbitrary Code Execution

Tue, 28 Jul 2026 09:30:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Buffer Write in libsavsac.so Enabling Local Arbitrary Code Execution

Sun, 26 Jul 2026 14:30:00 +0000

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

Thu, 23 Jul 2026 08:45:00 +0000

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

Sat, 18 Jul 2026 04:45:00 +0000

Type Values Removed Values Added
Title Out‑of‑bounds write in libsavsac.so enables local code execution on Samsung Mobile Devices

Thu, 16 Jul 2026 19:00:00 +0000

Type Values Removed Values Added
Title Out‑of‑bounds write in libsavsac.so enables local code execution on Samsung Mobile Devices
Weaknesses CWE-119
CWE-787

Wed, 15 Jul 2026 13:45:00 +0000

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

Tue, 14 Jul 2026 03:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Write in libsavsac.so Enables Local Arbitrary Code Execution

Mon, 13 Jul 2026 07:15:00 +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

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: 2026-09-09T04:42:50.815Z

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

Link: CVE-2026-21042

cve-icon Vulnrichment

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

cve-icon NVD

Status : Deferred

Published: 2026-07-10T05:16:34.797

Modified: 2026-09-09T05:17:20.337

Link: CVE-2026-21042

cve-icon Redhat

No data.