| CVE-2022-4129 | Date: (C)2022-11-30 (M)2024-05-09 |
A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V3 Severity: | CVSS V2 Severity: |
| CVSS Score : 5.5 | CVSS Score : |
| Exploit Score: 1.8 | Exploit Score: |
| Impact Score: 3.6 | Impact Score: |
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| CVSS V3 Metrics: | CVSS V2 Metrics: |
| Attack Vector: LOCAL | Access Vector: |
| Attack Complexity: LOW | Access Complexity: |
| Privileges Required: LOW | Authentication: |
| User Interaction: NONE | Confidentiality: |
| Scope: UNCHANGED | Integrity: |
| Confidentiality: NONE | Availability: |
| Integrity: NONE | |
| Availability: HIGH | |
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