CVE-2026-21096

Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary code.

Affected

Samsung Mobile · Samsung Mobile Devices

CVSS v4.0 SAMSUNG

9.2 CRITICALCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.46% chance of exploitation in the next 30 days, 39th percentile

Published

2026-09-09

Updated

2026-09-11

Proof-of-concept exploits (1)

• Xen0nize/CVE-2026-210960★ · 2026-10-05

Security advisories

• https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09

References

• CVE Record
• NVD entry