Vulnerability Intelligence Report
CVE-2021-4048
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.
No Active Exploit Signals
CVSS Base Score
9.1
CRITICAL
EPSS Probability:2.62%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-125 ↗CWE-125
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| lapack_project | lapack | all |
| openblas_project | openblas | all |
| julialang | julia | 1.7.0 |
| redhat | ceph_storage | 2.0, 3.0, 4.0, 5.0 |
| redhat | openshift_container_storage | 4.0 |
| redhat | openshift_data_foundation | 4.0 |
| redhat | enterprise_linux | 8.0 |
| fedoraproject | fedora | 34, 35 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.620%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Red Hat, Inc. · Vendor · USA |
| Reserved | 2021-12-02T00:00:00 |
| Published | 2021-12-08T21:24:42 |
| Last Updated | 2024-08-03T17:16:03 |
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