Vulnerability Name:

CVE-2022-42719 (CCN-238556)

Assigned:2022-10-13
Published:2022-10-13
Updated:2023-02-15
Summary:Linux Kernel could allow a remote authenticated attacker to execute arbitrary code on the system, caused by a use-after-free flaw in the ieee802_11_parse_elems_full function in net/mac80211/util.c function in the multi-BSSID element. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code or cause the system to crash.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.0 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.0 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.7 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2022-42719

Source: cve@mitre.org
Type: UNKNOWN
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Patch, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Exploit, Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Issue Tracking, Patch, Third Party Advisory
cve@mitre.org

Source: XF
Type: UNKNOWN
linux-kernel-cve202242719-code-exec(238556)

Source: cve@mitre.org
Type: Mailing List, Patch, Vendor Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: cve@mitre.org
Type: Mailing List, Third Party Advisory
cve@mitre.org

Source: CCN
Type: Linux Kernel Web site
pull-request: wireless-2022-10-13

Source: CCN
Type: oss-sec Mailing List, Thu, 13 Oct 2022 19:13:11 +0200
Re: Various Linux Kernel WLAN security issues (RCE/DOS) found

Source: cve@mitre.org
Type: UNKNOWN
cve@mitre.org

Source: cve@mitre.org
Type: Third Party Advisory
cve@mitre.org

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:5.2:-:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:5.19.14:*:*:*:*:*:*:*

  • * 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:51945
    P
    Security update for the Linux Kernel (Important)
    2022-11-01
    BACK
    linux linux kernel 5.2
    linux linux kernel 5.19.14