Vulnerability Name:

CVE-2022-1204 (CCN-223314)

Assigned:2022-04-02
Published:2022-04-02
Updated:2022-09-02
Summary:A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): High
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-416
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2022-1204

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-1204

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2071051

Source: XF
Type: UNKNOWN
linux-kernel-cve20221204-dos(223314)

Source: CCN
Type: Linux Kernel GIT Repository
ax25: add refcount in ax25_dev to avoid UAF bugs

Source: CCN
Type: oss-sec Mailing List, Sat, 2 Apr 2022 14:53:10 +0800 (GMT+08:00)
CVE-2022-1204: Linux kernel: UAF caused by binding operation when ax25 device is detaching

Source: MISC
Type: Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2022-1204

Source: CCN
Type: Linux Kernel Web site
Linux Kernel

Source: CCN
Type: Mend Vulnerability Database
CVE-2022-1204

Source: MISC
Type: Exploit, Mailing List, Patch, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/04/02/2

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version < 5.17)
  • OR cpe:/o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*
  • OR cpe:/o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • OR cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:5.16:-:*:*:*:*:*:*

    • * 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
    BACK
    linux linux kernel *
    linux linux kernel 5.17 rc1
    linux linux kernel 5.17 rc2
    fedoraproject fedora 34
    fedoraproject fedora 35
    debian debian linux 10.0
    linux linux kernel 5.16 -