Description
Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.
Published: 2026-10-12
Score: 6.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 16 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 12 Oct 2026 07:30:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Memory Write in Samsung HEIF Decoder Due to Improper Input Validation
Weaknesses CWE-787

Mon, 12 Oct 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

Mon, 12 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
Description Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

Samsung Mobile Samsung Mobile Devices
cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-10-16T16:15:34.501Z

Reserved: 2025-12-11T01:33:35.832Z

Link: CVE-2026-21126

cve-icon Vulnrichment

Updated: 2026-10-16T16:15:27.401Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-12T05:17:01.203

Modified: 2026-10-16T17:17:33.777

Link: CVE-2026-21126

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T07:15:10Z

Weaknesses