Out-of-Bounds Write Vulnerability in libimagecodec.media.quram.so, Affected by Samsung
CVE-2026-21045

8.4HIGH

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
10 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-21045?

An out-of-bounds write vulnerability exists in the TIFF parsing component of libimagecodec.media.quram.so. This flaw allows remote attackers to exploit the system by writing to areas of memory that are not allocated for that purpose, potentially leading to arbitrary code execution or crashes. Users are advised to update to the latest version provided in the SMR July 2026 Release 1 to mitigate this security risk.

Affected Version(s)

Samsung Mobile Devices SMR Jul-2026 Release in Android 14, 15, 16

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-21045_and_CVE-2026-21048
Created by Filipemendonca1978

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.