blosc/python-blosc2 · Security
blosc2 heap-based buffer overflow
- GHSA ID
- GHSA-8c7c-2c8j-3xfp
- CVE ID
- CVE-2020-29367
- Severity
- high
- Published
- Updated
- CVSS
- 7.8 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS v3
- 7.8 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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.
CWEs
- CWE-787 · Out-of-bounds Write
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-29367 ↗
- https://github.com/Blosc/c-blosc2/commit/c4c6470e88210afc95262c8b9fcc27e30ca043ee ↗
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26442 ↗
- https://github.com/Blosc/python-blosc2/releases/tag/v0.1.7 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/blosc2/PYSEC-2020-343.yaml ↗
- https://github.com/advisories/GHSA-8c7c-2c8j-3xfp ↗