Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary… (CVE-2026-21096)
A heap-based buffer overflow vulnerability exists in the JPEG decoder component of libimagecodec.quram.so prior to SMR Sep-2026 Release 1. This flaw allows remote attackers to execute arbitrary code on affected systems. The vulnerability is classified as critical due to its potential impact on confidentiality, integrity, and availability without requiring user interaction or privileges.
AI Analysis
Technical Summary
CVE-2026-21096 is a heap-based buffer overflow vulnerability in the JPEG decoder of libimagecodec.quram.so before SMR Sep-2026 Release 1. Exploitation of this vulnerability allows remote attackers to execute arbitrary code, posing a critical security risk. The vulnerability has a CVSS 4.0 vector indicating network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. No known exploits in the wild have been reported. No patch or remediation information is currently provided.
Potential Impact
Successful exploitation can lead to remote code execution, compromising system confidentiality, integrity, and availability. The vulnerability does not require privileges or user interaction, increasing its risk. No active exploitation has been reported so far.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict exposure of affected systems to untrusted networks and monitor for suspicious activity related to JPEG processing.
Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary… (CVE-2026-21096)
Description
A heap-based buffer overflow vulnerability exists in the JPEG decoder component of libimagecodec.quram.so prior to SMR Sep-2026 Release 1. This flaw allows remote attackers to execute arbitrary code on affected systems. The vulnerability is classified as critical due to its potential impact on confidentiality, integrity, and availability without requiring user interaction or privileges.
CVSS v4.0
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-21096 is a heap-based buffer overflow vulnerability in the JPEG decoder of libimagecodec.quram.so before SMR Sep-2026 Release 1. Exploitation of this vulnerability allows remote attackers to execute arbitrary code, posing a critical security risk. The vulnerability has a CVSS 4.0 vector indicating network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. No known exploits in the wild have been reported. No patch or remediation information is currently provided.
Potential Impact
Successful exploitation can lead to remote code execution, compromising system confidentiality, integrity, and availability. The vulnerability does not require privileges or user interaction, increasing its risk. No active exploitation has been reported so far.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict exposure of affected systems to untrusted networks and monitor for suspicious activity related to JPEG processing.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-rf4p-x369-g5c4
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-21096"]
- Ecosystems
- []
- Database Specific Severity
- CRITICAL
- Cvss Version
- 4.0
Threat ID: 6aa15f7bacd9273b49618378
Added to database: 09/09/2026, 13:30:35 UTC
Last enriched: 09/09/2026, 13:57:33 UTC
Last updated: 09/09/2026, 22:52:09 UTC
Views: 8
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