Multiple vulnerabilities in libjpeg

Published: 2022-06-02

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-32202 CVE-2022-32201
CWE-ID	CWE-476
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available.
Vulnerable software Subscribe	libjpeg Universal components / Libraries / Libraries used by multiple products
Vendor	libjpeg.sourceforge.net

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU63948

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-32202

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in LineBuffer::FetchRegion in linebuffer.cpp. A remote attacker can trick a victim to open a specially crafted file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

libjpeg: All versions

External links

http://github.com/thorfdbg/libjpeg/issues/74

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) NULL pointer dereference

EUVDB-ID: #VU63949