CVE-2021-4048
Public on 2021-12-08
Modified on 2024-03-27
Description
An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack and OpenBLAS. A specially crafted input passed to these functions could cause an application using lapack to crash or possibly disclose portions of its memory.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | lapack | Not Affected | ||
| Amazon Linux 2 - Core | lapack | Not Affected | ||
| Amazon Linux 2023 | lapack | Not Affected | ||
| Amazon Linux 1 | openblas | Not Affected | ||
| Amazon Linux 2 - R3.4 Extra | openblas | Not Affected | ||
| Amazon Linux 2 - R4 Extra | openblas | 2023-08-07 | ALAS2R4-2023-001 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | CVSSv2 | 6.4 | AV:N/AC:L/Au:N/C:P/I:N/A:P |
| NVD | CVSSv3 | 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |