Description
In the Linux kernel 6.0.8, there is a use-after-free in inode_cgwb_move_to_attached in fs/fs-writeback.c, related to __list_del_entry_valid.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 6.0.12-1 | — |
| Debian 13 | linux | 6.0.12-1 | — |
| Debian 12 | linux | 6.0.12-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-67.74 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1031.35 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1034.41 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-azure-5.19 | 5.19.0-1021.22~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1034.41.1 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1030.37 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1028.33 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1016.21 | USN-5938-1 |
| Ubuntu 22.04 LTS | linux-hwe-5.19 | 5.19.0-35.36~22.04.1 | USN-5911-1 |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1026.29 | USN-5935-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1026.31 | USN-5962-1 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1029.34 | USN-5941-1 |
| Ubuntu 22.04 LTS | linux-lowlatency-hwe-5.19 | 5.19.0-1018.19~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1023.23 | — |
| Ubuntu 22.04 LTS | linux-oem-6.0 | 6.0.0-1014.14 | USN-6032-1 |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1030.36 | USN-5912-1 |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1025.27 | USN-5935-1 |
| Ubuntu 22.04 LTS | linux-riscv +1 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1031.35~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1034.41~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-azure-fde-5.15 | 5.15.0-1034.41~20.04.1.2 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1030.37~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1028.33~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-gkeop-5.15 | 5.15.0-1016.21~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-67.74~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1026.31~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1030.36~20.04.1 | USN-5912-1 |
| Ubuntu 20.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1030.34~20.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +13 | No fix yet | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro Realtime 22.04 LTS | linux-intel-iot-realtime | 5.15.0-1022.27 | — |
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1033.36 | — |
Advisories 8
- USN-6032-1 linux-oem-6.0 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5935-1 linux-ibm, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5938-1 linux-gkeop vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5941-1 linux-kvm vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5962-1 linux-intel-iotg vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5911-1 linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.19, linux-ibm, linux-lowlatency, linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5912-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-hwe-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-oracle-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- WID-SEC-2023-0481 Linux Kernel: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Jun 11, 2024