Out-of-bounds Read Affecting openblas package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
2.76% (86th percentile)

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  • Snyk IDSNYK-UBUNTU2004-OPENBLAS-2315144
  • published10 Dec 2021
  • disclosed8 Dec 2021

Introduced: 8 Dec 2021

CVE-2021-4048  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:20.04 openblas.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openblas package and not the openblas package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack through version 3.10.0, as also used in OpenBLAS before version 0.3.18. Specially crafted inputs passed to these functions could cause an application using lapack to crash or possibly disclose portions of its memory.

CVSS Base Scores

version 3.1