SB2026021070 - Windows Server 2022 update for libjpeg-turbo
Published: February 10, 2026
Security Bulletin ID
SB2026021070
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2023-2804)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in "h2v2_merged_upsample_internal()" function of jdmrgext.c file. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.