Buffer overflow in Adaptive Scalable Texture Compression (ASTC) Encoder - CVE-2021-43086

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Main Vulnerability Database Vulnerabilities #VU61056

Buffer overflow in Adaptive Scalable Texture Compression (ASTC) Encoder - CVE-2021-43086

Published: March 7, 2022


Vulnerability identifier: #VU61056
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2021-43086
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Adaptive Scalable Texture Compression (ASTC) Encoder
Software vendor:
Arm Software

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the "compress_symbolic_block_for_partition_2planes()" function in "/Source/astcenc_compress_symbolic.cpp. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install updates from vendor's website.

External links