Ubuntu Linux Kernel Multiple Vulnerabilities
Release Date: 4 Dec 2025
RISK: Medium Risk
TYPE: Operating Systems - Linux
Multiple vulnerabilities were identified in Ubuntu Linux Kernel. An attacker could exploit some of these vulnerabilities to trigger denial of service condition and elevation of privilege on the targeted system.
Note:
CVE-2025-38352 is being scattered exploited. An attacker with local user access could use this flaw to crash or escalate their privileges on a system.
Impact
- Denial of Service
- Elevation of Privilege
System / Technologies affected
- Ubuntu 16.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 25.10
Solutions
Before installation of the software, please visit the vendor web-site for more details.
Apply fixes issued by the vendor:
- https://ubuntu.com/security/notices/USN-7861-5
- https://ubuntu.com/security/notices/USN-7906-1
- https://ubuntu.com/security/notices/USN-7907-1
- https://ubuntu.com/security/notices/USN-7907-2
Vulnerability Identifier
- CVE-2021-47385
- CVE-2022-49026
- CVE-2022-49390
- CVE-2024-49935
- CVE-2024-49963
- CVE-2024-50067
- CVE-2024-50095
- CVE-2024-50179
- CVE-2024-53090
- CVE-2024-53112
- CVE-2024-53217
- CVE-2024-58083
- CVE-2025-21715
- CVE-2025-21722
- CVE-2025-21761
- CVE-2025-21791
- CVE-2025-21811
- CVE-2025-21855
- CVE-2025-37838
- CVE-2025-37958
- CVE-2025-38118
- CVE-2025-38352
- CVE-2025-38666
- CVE-2025-39964
- CVE-2025-40018
- CVE-2025-40300
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