Vulnerability Name:

CVE-2021-39648 (CCN-215404)

Assigned:2021-12-08
Published:2021-12-08
Updated:2022-07-12
Summary:In gadget_dev_desc_UDC_show of configfs.c, there is a possible disclosure of kernel heap memory due to a race condition. 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-160822094References: Upstream kernel
CVSS v3 Severity:4.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N)
3.6 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:1.9 Low (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-362
Vulnerability Consequences:Obtain Information
References:Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2021-39648

Source: XF
Type: UNKNOWN
android-cve202139648-info-disc(215404)

Source: CCN
Type: Android Open Source Project
Pixel Update Bulletin - December 2021

Source: MISC
Type: Patch, Vendor Advisory
https://source.android.com/security/bulletin/pixel/2021-12-01

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:google:android:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:4740
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-22
    oval:org.opensuse.security:def:42343
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-21
    oval:org.opensuse.security:def:102157
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-21
    oval:org.opensuse.security:def:1600
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-21
    oval:org.opensuse.security:def:42199
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-21
    oval:org.opensuse.security:def:118440
    P
    		Security update for the Linux RT Kernel (Critical)
    2022-02-21
    oval:org.opensuse.security:def:1812
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:938
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:127358
    P
    		Security update for the Linux Kernel (Important)
    2022-02-11
    oval:org.opensuse.security:def:101851
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:99210
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:125394
    P
    		Security update for the Linux Kernel (Important)
    2022-02-11
    oval:org.opensuse.security:def:100414
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:1189
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:101894
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:99484
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:102310
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:125797
    P
    		Security update for the Linux Kernel (Important)
    2022-02-11
    oval:org.opensuse.security:def:100748
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:1241
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:101998
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:99746
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:1758
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:102356
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:126960
    P
    		Security update for the Linux Kernel (Important)
    2022-02-11
    oval:org.opensuse.security:def:101630
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:6159
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:42337
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:1418
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-11
    oval:org.opensuse.security:def:125120
    P
    		Security update for the Linux Kernel (Important)
    2022-02-11
    oval:org.opensuse.security:def:100076
    P
    		 (Critical)
    2022-02-11
    oval:org.opensuse.security:def:119300
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:6356
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:1563
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:118805
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:5341
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:42193
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:119483
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:118239
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:4304
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:118995
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:6158
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:119668
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:4677
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:119102
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:102124
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    oval:org.opensuse.security:def:118659
    P
    		Security update for the Linux Kernel (Critical)
    2022-02-10
    BACK
    google android -
    google android -