Samsung Devices up to SMR Oct-2026 Release lib_sag_ai_sound_sep_v2.00.so out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k2.58-

Summaryinfo

A vulnerability categorized as very critical has been discovered in Samsung Devices. This issue affects some unknown processing of the component lib_sag_ai_sound_sep_v2.00.so. Such manipulation leads to out-of-bounds. This vulnerability is documented as CVE-2026-21119. The attack needs to be performed locally. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Samsung Devices. It has been rated as very critical. Affected by this issue is an unknown functionality of the component lib_sag_ai_sound_sep_v2.00.so. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Out-of-bounds read and write in lib_sag_ai_sound_sep_v2.00.so prior to SMR Oct-2026 Release 1 allows local attackers to read and write out-of-bounds memory.

The advisory is shared for download at security.samsungmobile.com. This vulnerability is handled as CVE-2026-21119 since 12/11/2025. The exploitation is known to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/12/2026).

Upgrading to version SMR Oct-2026 Release 1 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Devices SMR Oct-2026 Release 1

Timelineinfo

12/11/2025 CVE reserved
10/12/2026 +304 days Advisory disclosed
10/12/2026 +0 days VulDB entry created
10/12/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2026-21119 (🔒)
GCVE (CVE): GCVE-0-2026-21119
GCVE (VulDB): GCVE-100-416816

Entryinfo

Created: 10/12/2026 07:28
Changes: 10/12/2026 07:28 (66)
Complete: 🔍
Cache ID: 216::103

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