Vulnerability Name:

CVE-2022-3977 (CCN-241716)

Assigned:2022-11-14
Published:2022-11-14
Updated:2023-04-11
Summary:
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 Privilege
References:Source: MITRE
Type: CNA
CVE-2022-3977

Source: XF
Type: UNKNOWN
linux-kernel-cve20223977-priv-esc(241716)

Source: CCN
Type: Linux Kernel GIT Repository
mctp: prevent double key removal and unref

Source: secalert@redhat.com
Type: Mailing List, Patch, Vendor Advisory
secalert@redhat.com

Source: CCN
Type: OSS Mailing List, Mon, 14 Nov 2022 11:10:21 +0800
Re: Linux kernel: net: mctp: A Use-After-Free bug in mctp_sk_unhash in net/mctp/af_mctp.c

Source: secalert@redhat.com
Type: Third Party Advisory
secalert@redhat.com

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:5.18:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    linux linux kernel 5.18 -