Vulnerability CVE-2022-20154

Vulnerability Name:

CVE-2022-20154 (CCN-229056)

Assigned:

2021-10-14

Published:

2022-06-06

Updated:

2022-06-24

Summary:

In lock_sock_nested of sock.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-174846563References: Upstream kernel

CVSS v3 Severity:

6.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/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): High Availibility (A): High

6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): High User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-362

Vulnerability Consequences:

Gain Privileges

References:

Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2022-20154

Source: XF
Type: UNKNOWN
android-cve202220154-priv-esc(229056)

Source: CCN
Type: Android Open Source Project
Pixel Update BulletinJune 2022

Source: MISC
Type: Vendor Advisory
https://source.android.com/security/bulletin/pixel/2022-06-01

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:google:android:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:3753	P	Security update for the Linux Kernel (Important)	2022-08-01
oval:org.opensuse.security:def:627	P	Security update for the Linux Kernel (Important)	2022-08-01
oval:org.opensuse.security:def:95383	P	Security update for the Linux Kernel (Important)	2022-08-01
oval:org.opensuse.security:def:598	P	Security update for the Linux Kernel (Important)	2022-07-26
oval:org.opensuse.security:def:42325	P	Security update for the Linux Kernel (Important)	2022-07-26
oval:org.opensuse.security:def:43652	P	Security update for the Linux Kernel (Important)	2022-07-26
oval:org.opensuse.security:def:42421	P	Security update for the Linux Kernel (Important)	2022-07-26
oval:org.opensuse.security:def:94472	P	(Important)	2022-07-21
oval:org.opensuse.security:def:93159	P	(Important)	2022-07-21
oval:org.opensuse.security:def:95355	P	Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4) (Important)	2022-07-21
oval:org.opensuse.security:def:93837	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3720	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:95427	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:95273	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:93319	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3783	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:95356	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:94051	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3725	P	Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4) (Important)	2022-07-21
oval:org.opensuse.security:def:95335	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:93477	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3794	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:3643	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:94263	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3726	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:589	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:95350	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:93630	P	(Important)	2022-07-21
oval:org.opensuse.security:def:3705	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:95416	P	Security update for the Linux Kernel (Important)	2022-07-21
oval:org.opensuse.security:def:43645	P	Security update for the Linux Kernel (Important)	2022-07-18
oval:org.opensuse.security:def:42412	P	Security update for the Linux Kernel (Important)	2022-07-18
oval:org.opensuse.security:def:42317	P	Security update for the Linux Kernel (Important)	2022-07-18
oval:org.opensuse.security:def:582	P	Security update for the Linux Kernel (Important)	2022-07-15

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