SB2023070404 - Denial of service in libjpeg-turbo
Published: July 4, 2023
Security Bulletin ID
SB2023070404
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.
References
- https://github.com/libjpeg-turbo/libjpeg-turbo/issues/675
- https://bugzilla.redhat.com/show_bug.cgi?id=2208447
- https://github.com/libjpeg-turbo/libjpeg-turbo/issues/668#issuecomment-1492586118
- https://access.redhat.com/security/cve/CVE-2023-2804
- https://github.com/libjpeg-turbo/libjpeg-turbo/commit/9f756bc67a84d4566bf74a0c2432aa55da404021