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CRITICAL · 9.8

CVE-2021-43086

ARM astcenc 3.2.0 is vulnerable to Buffer Overflow. When the compression function of the astc-encoder project with -cl option was used, a stack-buffer-overflow occurred in function encode_ise() in fun...

Vulnerability Description

ARM astcenc 3.2.0 is vulnerable to Buffer Overflow. When the compression function of the astc-encoder project with -cl option was used, a stack-buffer-overflow occurred in function encode_ise() in function compress_symbolic_block_for_partition_2planes() in "/Source/astcenc_compress_symbolic.cpp".

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
ArmAdaptive Scalable Texture Compression Encoder3.2.0

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2021-43086?

CVE-2021-43086 is a vulnerability with a CVSS score of 9.8 (CRITICAL). ARM astcenc 3.2.0 is vulnerable to Buffer Overflow. When the compression function of the astc-encoder project with -cl option was used, a stack-buffer-overflow occurred in function encode_ise() in fun...

How severe is CVE-2021-43086?

CVE-2021-43086 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-43086?

Check the references section above for vendor advisories and patch information. Affected products include: Arm Adaptive Scalable Texture Compression Encoder.