CVE-2025-21043
HIGH
2025-09-12
[email protected]
8.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
3
Analysis Generated
Mar 28, 2026 - 19:11 vuln.today
Added to CISA KEV
Oct 30, 2025 - 15:36 cisa
CISA KEV
CVE Published
Sep 12, 2025 - 08:15 nvd
HIGH 8.8
Description
Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.
Analysis
Samsung libimagecodec.quram.so contains a second out-of-bounds write in the image codec library, a separate vulnerability from CVE-2025-21042 affecting Samsung devices.
Technical Context
The CWE-787 OOB write through a different code path in the same Samsung image processing library.
Affected Products
['Samsung devices with SMR before Sep-2025 Release 1']
Remediation
Apply Samsung security updates for both image codec CVEs.
Priority Score
99
Low
Medium
High
Critical
KEV: +50
EPSS: +4.9
CVSS: +44
POC: 0
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External POC / Exploit Code
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