#VU67589 NULL pointer dereference


Published: 2022-09-22

Vulnerability identifier: #VU67589

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-35538

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libjpeg-turbo
Client/Desktop applications / Multimedia software

Vendor: The libjpeg-turbo Project

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 the jcopy_sample_rows() function. A remote attacker can pass specially crafted input to the affected application and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libjpeg-turbo: 2.0.0 - 2.0.5


CPE

External links
http://github.com/libjpeg-turbo/libjpeg-turbo/commit/9120a247436e84c0b4eea828cb11e8f665fcde30
http://github.com/libjpeg-turbo/libjpeg-turbo/issues/441


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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