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blosc2 heap-based buffer overflow

High severity GitHub Reviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Nov 21, 2024

Package

pip blosc2 (pip)

Affected versions

< 0.1.7

Patched versions

0.1.7

Description

blosc2.c in Blosc C-Blosc2 through 2.0.0.beta.5 has a heap-based buffer overflow when there is a lack of space to write compressed data.

References

Published by the National Vulnerability Database Nov 27, 2020
Published to the GitHub Advisory Database May 24, 2022
Reviewed Nov 21, 2024
Last updated Nov 21, 2024

Severity

High

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(32nd percentile)

Weaknesses

CVE ID

CVE-2020-29367

GHSA ID

GHSA-8c7c-2c8j-3xfp

Source code

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