Heap-based buffer overflow in libjpeg-turbo - CVE-2023-2804
Published: July 4, 2023
Vulnerability identifier: #VU77917
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-2804
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
libjpeg-turbo
Windows Server
Windows Server
How to mitigate CVE-2023-2804
Install updates from vendor's website.
libjpeg-turbo - update to 3.0.0
Windows Server - addressed in versions 2012 R2 6.3.9600.23022, 2022 23H2 10.0.25398.2149
Windows Server - addressed in versions 2012 R2 6.3.9600.23022, 2022 23H2 10.0.25398.2149
External 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