CVE-2021-39657

Published on: 12/15/2021 12:00:00 AM UTC

Last Modified on: 12/20/2021 10:17:00 PM UTC

CVE-2021-39657

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Certain versions of Android from Google contain the following vulnerability:

In ufshcd_eh_device_reset_handler of ufshcd.c, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-194696049References: Upstream kernel

  • CVE-2021-39657 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.4 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
LOCAL LOW HIGH NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED HIGH NONE NONE

CVSS2 Score: 2.1 - LOW

Access
Vector ⓘ		 Access
Complexity		 Authentication
LOCAL LOW NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
PARTIAL NONE NONE

CVE References

Description Tags ⓘ Link
Pixel Update Bulletin—December 2021  |  Android Open Source Project source.android.com
text/html
 URL Logo MISC source.android.com/security/bulletin/pixel/2021-12-01
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Related QID Numbers

  • 179679 Debian Security Update for linux (CVE-2021-39657)
  • 610384 Google Pixel Android December 2021 Security Patch Missing
  • 671724 EulerOS Security Update for kernel (EulerOS-SA-2022-1779)
  • 751695 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0367-1)
  • 751696 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0364-1)
  • 751697 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0366-1)
  • 751698 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0362-1)
  • 751699 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0365-1)
  • 751700 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0363-1)
  • 751701 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0366-1)
  • 751702 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0371-1)
  • 751703 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0372-1)
  • 751704 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0370-1)
  • 751952 OpenSUSE Security Update for Linux Kernel (openSUSE-SU-2022:1039-1)
  • 751956 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:1037-1)
  • 752005 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0370-1)
  • 752016 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1039-1)
  • 753172 SUSE Enterprise Linux Security Update for the Linux RT Kernel (SUSE-SU-2022:0543-1)
  • 753212 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0363-1)
  • 753280 SUSE Enterprise Linux Security Update for the Linux RT Kernel (SUSE-SU-2022:0544-1)
  • 753422 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1037-1)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		GoogleAndroid-AllAllAll
  • cpe:2.3:o:google:android:-:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-39657 : In ufshcd_eh_device_reset_handler of ufshcd.c, there is a possible out of bounds read due to a mis… twitter.com/i/web/status/1… 2021-12-15 19:30:24
Reddit Logo Icon /r/netcve CVE-2021-39657 2021-12-15 20:38:41
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