Buffer Overflow Vulnerability in ARM ASTC Encoder Software
CVE-2021-43086

9.8CRITICAL

Key Information:

Vendor

Arm
Status
Adaptive Scalable Texture Compression Encoder
Vendor
CVE Published:
28 February 2022

What is CVE-2021-43086?

The ARM astcenc software version 3.2.0 is affected by a buffer overflow vulnerability that occurs within its compression functionality. Specifically, when utilizing the -cl option during compression, a stack-buffer overflow can arise within the encode_ise() function, which is called by compress_symbolic_block_for_partition_2planes() found in '/Source/astcenc_compress_symbolic.cpp'. This vulnerability could potentially be exploited to disrupt application processes or execute arbitrary code, posing a risk to systems utilizing this software.

References

https://github.com/ARM-software/astc-encoder/issues/296.
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-43086 : Buffer Overflow Vulnerability in ARM ASTC Encoder Software