Vulnerability Name:

CVE-2023-0461 (CCN-248801)

Assigned:2023-01-03
Published:2023-01-03
Updated:2023-06-06
Summary:Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by a use-after-free bug of icsk_ulp_data of a struct inet_connection_sock. An attacker could exploit this vulnerability to gain elevated privileges on the system.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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: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 Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2023-0461

Source: XF
Type: UNKNOWN
linux-kernel-cve20230461-priv-esc(248801)

Source: CCN
Type: Linux Kernel GIT Repository
net/ulp: prevent ULP without clone op from entering the LISTEN status

Source: cve-coordination@google.com
Type: Mailing List, Patch
cve-coordination@google.com

Source: cve-coordination@google.com
Type: Patch
cve-coordination@google.com

Source: cve-coordination@google.com
Type: Third Party Advisory
cve-coordination@google.com

Source: cve-coordination@google.com
Type: Third Party Advisory
cve-coordination@google.com

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

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:8187
    P
    Security update for the Linux Kernel (Important) (in QA)
    2023-06-15
    oval:org.opensuse.security:def:55527
    P
    Security update for the Linux Kernel (Important)
    2023-03-31
    oval:org.opensuse.security:def:55522
    P
    Security update for the Linux Kernel (Important)
    2023-03-28
    BACK
    linux linux kernel -