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CVE-2025-21042

Published: Sep 12, 2025Updated: Nov 12, 2025 Sources: CVE List NVD BDUCWE-787
8.8HIGH
NVD MITRE
EPSS Score
11.6%
Top 4.5%
CISA KEV
Active Exploitation
Since Nov 10, 2025
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Out-of-bounds write in libimagecodec.quram.so prior to SMR Apr-2025 Release 1 allows remote attackers to execute arbitrary code.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

Samsung Mobile
commercial·KRaka samsung
Samsung Mobile DevicesFirmware
Operating Systems / mobile-os
samsung
commercial·KRaka samsung electronics
androidOS
Operating Systems / mobile-os
Google Inc
commercial·USaka google
AndroidEmbeddedOS
Operating Systems / mobile-os

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Nov 10, 2025
Remediation due:Dec 1, 2025

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Official Patch Available
Is your org exposed to CVE-2025-21042?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=04
security.samsungmobile.com
https://unit42.paloaltonetworks.com/landfall-is-new-commercial-grade-android-spyware/
unit42.paloaltonetworks.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21042
cisa.gov
and 3 more references View all →
News mentions
1

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