Vulnerability Name:

CVE-2022-1205 (CCN-223317)

Assigned:2022-03-21
Published:2022-03-21
Updated:2022-09-06
Summary:A NULL pointer dereference 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:4.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.1 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/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): High
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-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2022-1205

Source: MISC
Type: Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-1205

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2071047

Source: XF
Type: UNKNOWN
linux-kernel-cve20221205-dos(223317)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/82e31755e55fbcea6a9dfaae5fe4860ade17cbc0

Source: CCN
Type: Linux Kernel GIT Repository
ax25: Fix NULL pointer dereferences in ax25 timers

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/fc6d01ff9ef03b66d4a3a23b46fc3c3d8cf92009

Source: CCN
Type: oss-sec Mailing List, Sat, 2 Apr 2022 16:14:37 +0800 (GMT+08:00)
CVE-2022-1205 kernel: Null pointer dereference and use-after-free in net/ax25/ax25_timer.c

Source: CCN
Type: Linux Kernel Web site
Linux Kernel

Source: CCN
Type: Mend Vulnerability Database
CVE-2022-1205

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/04/02/4

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

    • 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:8090
    P
    		reiserfs-kmp-default-5.14.21-150500.53.2 on GA media (Moderate)
    2023-06-12
    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:95383
    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:3753
    P
    		Security update for the Linux Kernel (Important)
    2022-08-01
    oval:org.opensuse.security:def:3705
    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: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:94051
    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: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:95416
    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: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:3643
    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:94472
    P
    		 (Important)
    2022-07-21
    oval:org.opensuse.security:def:93159
    P
    		 (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:93837
    P
    		 (Important)
    2022-07-21
    oval:org.opensuse.security:def:42370
    P
    		Security update for the Linux Kernel (Important)
    2022-04-26
    oval:org.opensuse.security:def:102155
    P
    		Security update for the Linux Kernel (Important)
    2022-04-26
    oval:org.opensuse.security:def:1595
    P
    		Security update for the Linux Kernel (Important)
    2022-04-26
    oval:org.opensuse.security:def:42269
    P
    		Security update for the Linux Kernel (Important)
    2022-04-26
    oval:org.opensuse.security:def:1231
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:101952
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:99471
    P
    		 (Important)
    2022-04-13
    oval:org.opensuse.security:def:1747
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:102349
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:101586
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:42368
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:1299
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:99733
    P
    		 (Important)
    2022-04-13
    oval:org.opensuse.security:def:1797
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:855
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:101835
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:100399
    P
    		 (Important)
    2022-04-13
    oval:org.opensuse.security:def:42265
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:1157
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:101891
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:102305
    P
    		Security update for the Linux Kernel (Important)
    2022-04-13
    oval:org.opensuse.security:def:100732
    P
    		 (Important)
    2022-04-13
    oval:org.opensuse.security:def:102121
    P
    		Security update for the Linux Kernel (Important)
    2022-04-12
    oval:org.opensuse.security:def:1557
    P
    		Security update for the Linux Kernel (Important)
    2022-04-12
    BACK
    linux linux kernel *
    linux linux kernel 5.16 -