CVE-2021-43086

9.8 criticalEPSS 1.2%

Critical (9.8) in arm adaptive scalable texture compression encoder. EPSS 1.2% chance of exploitation in the next 30 days.

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".

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2022-02-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

arm:adaptive_scalable_texture_compression_encoder

References

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

Check your stack JSON