9.1
CRITICAL
CVE-2021-4048
Lapack/OpenBLAS OOB Read Vulnerability
Description

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.

INFO

Published Date :

Dec. 8, 2021, 10:15 p.m.

Last Modified :

Nov. 21, 2024, 6:36 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2021-4048 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux
2 Redhat ceph_storage
3 Redhat openshift_container_storage
4 Redhat openshift_data_foundation
1 Fedoraproject fedora
1 Lapack_project lapack
1 Openblas_project openblas
1 Julialang julia
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-4048.

URL Resource
https://github.com/JuliaLang/julia/issues/42415 Issue Tracking Patch Third Party Advisory
https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 Patch Third Party Advisory
https://github.com/Reference-LAPACK/lapack/pull/625 Issue Tracking Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/
https://github.com/JuliaLang/julia/issues/42415 Issue Tracking Patch Third Party Advisory
https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 Patch Third Party Advisory
https://github.com/Reference-LAPACK/lapack/pull/625 Issue Tracking Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 Patch Third Party Advisory
https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-4048 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-4048 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/JuliaLang/julia/issues/42415
    Added Reference https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781
    Added Reference https://github.com/Reference-LAPACK/lapack/pull/625
    Added Reference https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c
    Added Reference https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41
    Added Reference https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7
    Added Reference https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/ [No types assigned]
    Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/ [No types assigned]
    Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/
    Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/
  • Modified Analysis by [email protected]

    Jan. 04, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/ Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 18, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/6QFEVOCUG2UXMVMFMTU4ONJVDEHY2LW2/ [No Types Assigned]
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/DROZM4M2QRKSD6FBO4BHSV2QMIRJQPHT/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 13, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
    Changed Reference Type https://github.com/JuliaLang/julia/issues/42415 No Types Assigned https://github.com/JuliaLang/julia/issues/42415 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 No Types Assigned https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 Patch, Third Party Advisory
    Changed Reference Type https://github.com/Reference-LAPACK/lapack/pull/625 No Types Assigned https://github.com/Reference-LAPACK/lapack/pull/625 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c No Types Assigned https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c Patch, Third Party Advisory
    Changed Reference Type https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 No Types Assigned https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 Patch, Third Party Advisory
    Changed Reference Type https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 No Types Assigned https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 Patch, Third Party Advisory
    Changed Reference Type https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 No Types Assigned https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 Patch, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:lapack_project:lapack:*:*:*:*:*:*:*:* versions up to (including) 3.10.0
    Added CPE Configuration OR *cpe:2.3:a:openblas_project:openblas:*:*:*:*:*:*:*:* versions up to (excluding) 0.3.18
    Added CPE Configuration OR *cpe:2.3:a:julialang:julia:*:*:*:*:*:*:*:* versions up to (including) 1.6.3 *cpe:2.3:a:julialang:julia:1.7.0:beta1:*:*:*:*:*:* *cpe:2.3:a:julialang:julia:1.7.0:beta2:*:*:*:*:*:* *cpe:2.3:a:julialang:julia:1.7.0:beta3:*:*:*:*:*:* *cpe:2.3:a:julialang:julia:1.7.0:beta4:*:*:*:*:*:* *cpe:2.3:a:julialang:julia:1.7.0:rc1:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:3.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:4.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:ceph_storage:5.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openshift_container_storage:4.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openshift_data_foundation:4.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 09, 2021

    Action Type Old Value New Value
    Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=2024358 [No Types Assigned]
    Added Reference https://github.com/JuliaLang/julia/issues/42415 [No Types Assigned]
    Added Reference https://github.com/xianyi/OpenBLAS/commit/337b65133df174796794871b3988cd03426e6d41 [No Types Assigned]
    Added Reference https://github.com/xianyi/OpenBLAS/commit/2be5ee3cca97a597f2ee2118808a2d5eacea050c [No Types Assigned]
    Added Reference https://github.com/xianyi/OpenBLAS/commit/ddb0ff5353637bb5f5ad060c9620e334c143e3d7 [No Types Assigned]
    Added Reference https://github.com/Reference-LAPACK/lapack/commit/38f3eeee3108b18158409ca2a100e6fe03754781 [No Types Assigned]
    Added Reference https://github.com/Reference-LAPACK/lapack/pull/625 [No Types Assigned]
    Added Reference https://github.com/xianyi/OpenBLAS/commit/fe497efa0510466fd93578aaf9da1ad8ed4edbe7 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-4048 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-4048 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.38 }} 0.02%

score

0.73437

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability