Vulnerability Name:

CVE-2022-20008 (CCN-226225)

Assigned:2021-10-06
Published:2022-05-03
Updated:2022-05-16
Summary:In mmc_blk_read_single of block.c, there is a possible way to read kernel heap memory due to uninitialized data. This could lead to local information disclosure if reading from an SD card that triggers errors, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-216481035References: Upstream kernel
CVSS v3 Severity:4.6 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
4.0 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/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): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-908
Vulnerability Consequences:Obtain Information
References:Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2022-20008

Source: XF
Type: UNKNOWN
android-cve202220008-info-disc(226225)

Source: CCN
Type: Android Open Source Project
Android Security Bulletin - May 2022

Source: MISC
Type: Vendor Advisory
https://source.android.com/security/bulletin/2022-05-01

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:8029
    P
    kernel-docs-5.14.21-150500.53.2 on GA media (Moderate)
    2023-06-20
    oval:org.opensuse.security:def:7539
    P
    kernel-64kb-5.14.21-150500.53.2 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:8090
    P
    reiserfs-kmp-default-5.14.21-150500.53.2 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:653
    P
    Security update for the Linux Kernel (Important) (in QA)
    2022-10-05
    oval:org.opensuse.security:def:43636
    P
    Security update for the Linux Kernel (Important)
    2022-06-24
    oval:org.opensuse.security:def:42400
    P
    Security update for the Linux Kernel (Important)
    2022-06-24
    oval:org.opensuse.security:def:1597
    P
    Security update for the Linux Kernel (Important)
    2022-06-24
    oval:org.opensuse.security:def:42304
    P
    Security update for the Linux Kernel (Important)
    2022-06-24
    oval:org.opensuse.security:def:1809
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:915
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:42397
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:1561
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:1181
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:42300
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:1238
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:527
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:1752
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    oval:org.opensuse.security:def:1386
    P
    Security update for the Linux Kernel (Important)
    2022-06-14
    BACK
    google android -
    google android -