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Security Advisory - Multiple Threads Race Condition Vulnerability in Huawei Product

  • SA No:huawei-sa-20210428-01-racecondition
  • Initial Release Date: Apr 28, 2021
  • Last Release Date: Oct 20, 2021

There is a multiple threads race condition vulnerability in Huawei product. A race condition exists for concurrent I/O read by multiple threads. An attacker with the root permission can exploit this vulnerability by performing some operations. Successful exploitation of this vulnerability may cause the system to crash. (Vulnerability ID: HWPSIRT-2020-45761)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-22340.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210428-01-racecondition-en

产品名称

版本号

修复版本号

FusionCompute

8.0.0 ARM

8.0.1 ARM

8.0.RC3 ARM

ManageOne

6.5.0.SPC100.B220

8.0.2

6.5.1.1.B010

6.5.1.1.B020

6.5.1.1.B030

6.5.1.1.B040

6.5.1.SPC100.B050

6.5.1.SPC101.B010

6.5.1.SPC101.B040

6.5.1.SPC200

6.5.1.SPC200.B010

6.5.1.SPC200.B030

6.5.1.SPC200.B040

6.5.1.SPC200.B050

6.5.1.SPC200.B060

6.5.1.SPC200.B070

6.5.1RC1.B060

6.5.1RC1.B070

6.5.1RC1.B080

6.5.1RC2.B010

6.5.1RC2.B020

6.5.1RC2.B030

6.5.1RC2.B040

6.5.1RC2.B060

6.5.1RC2.B070

6.5.1RC2.B080

6.5.1RC2.B090

8.0.0

8.0.1

8.0.RC2

8.0.RC3

NFV_FusionSphere

8.0.0

8.0.0.SPC17

V100R006C50SPC200

V100R006C50SPC220

V100R006C50SPC203

V100R006C50SPC210

V100R006C50SPC212

V100R006C50SPH218

SMC2.0

V600R019C10SPC700

V600R019C10SPC952

V600R019C10SPC702

V600R019C10SPC703

V600R019C10SPC800

V600R019C10SPC900

V600R019C10SPC910

V600R019C10SPC920

V600R019C10SPC921

V600R019C10SPC922

V600R019C10SPC930

V600R019C10SPC931

V600R019C10SPC932

V600R019C10SPC933

V600R019C10SPC940

V600R019C10SPC950

V600R019C10SPC951



An attacker with the root permission can exploit this vulnerability by performing some operations. Successful exploitation of this vulnerability may cause the system to crash.

The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 4.1 (AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 3.8 (E:F/RL:O/RC:C)

This vulnerability can be exploited only when the following conditions are present:

Attacker have root permission to the affected module.

Vulnerability details:

A race condition exists for concurrent I/O read by multiple threads. An attacker with the root permission can exploit this vulnerability by performing some operations. Successful exploitation of this vulnerability may cause the system to crash.

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.

This vulnerability was discovered by Huawei internal tester.


2021-10-20 V1.1 UPDATED Updated the "Software Versions and Fixes" section;

2021-04-28 V1.0 INITIAL



Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.