USN-7930-1
Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - ACPI drivers; - Hardware monitoring drivers; - InfiniBand drivers; - MTD block device drivers; - Network drivers; - DesignWare USB3 driver; - Ceph distributed file system; - Network file system (NFS) server daemon; - NILFS2 file system; - File systems infrastructure; - Tracing infrastructure; - Appletalk network protocol; - IPv6 networking; - Netfilter; (CVE-2021-47146, CVE-2021-47269, CVE-2021-47385, CVE-2021-47634, CVE-2022-49026, CVE-2024-49935, CVE-2024-50067, CVE-2024-50095, CVE-2024-50179, CVE-2024-53112, CVE-2024-53217, CVE-2025-21715, CVE-2025-21722, CVE-2025-21811, CVE-2025-21855, CVE-2025-38666, CVE-2025-39964, CVE-2025-40018)
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:14.04:LTS | linux-aws | 0, 4.4.0-1149.155, 4.4.0-1148.154 |
| Ubuntu:Pro:16.04:LTS | linux-aws | 4.4.0-1187.202, 0, 4.4.0-1001.10 |
| Ubuntu:Pro:16.04:LTS | linux-kvm | 4.4.0-1122.132, 4.4.0-1123.133, 4.4.0-1124.134 |
| Ubuntu:Pro:16.04:LTS | linux | 4.4.0-269.303, 4.4.0-266.300, 4.4.0-264.298 |
| Ubuntu:Pro:14.04:LTS | linux-lts-xenial | 4.4.0-138.164~14.04.1, 4.4.0-141.167~14.04.1, 4.4.0-142.168~14.04.1 |
Timeline
- Dec 15, 2025 CVE Published
- Mar 4, 2026 Distribution Patch
- Mar 4, 2026 Security Advisory
- Aug 5, 2026 CVE Updated
References
- https://ubuntu.com/security/notices/USN-7930-1 advisory
- https://ubuntu.com/security/CVE-2021-47146 report
- https://ubuntu.com/security/CVE-2021-47269 report
- https://ubuntu.com/security/CVE-2021-47385 report
- https://ubuntu.com/security/CVE-2021-47634 report
- https://ubuntu.com/security/CVE-2022-49026 report
- https://ubuntu.com/security/CVE-2024-49935 report
- https://ubuntu.com/security/CVE-2024-50067 report
- https://ubuntu.com/security/CVE-2024-50095 report
- https://ubuntu.com/security/CVE-2024-50179 report
- https://ubuntu.com/security/CVE-2024-53112 report
- https://ubuntu.com/security/CVE-2024-53217 report
- https://ubuntu.com/security/CVE-2025-21715 report
- https://ubuntu.com/security/CVE-2025-21722 report
- https://ubuntu.com/security/CVE-2025-21811 report
- https://ubuntu.com/security/CVE-2025-21855 report
- https://ubuntu.com/security/CVE-2025-38666 report
- https://ubuntu.com/security/CVE-2025-39964 report
- https://ubuntu.com/security/CVE-2025-40018 report