Description
rpmsg_probe in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.
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 | 5.18.5-1 | — |
| Debian 13 | linux | 5.18.5-1 | — |
| Debian 12 | linux | 5.18.5-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-48.54 | USN-5624-1 |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1020.24 | USN-5624-1 |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1020.25 | USN-5624-1 |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1024.30.1 | — |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1018.24 | USN-5633-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1016.19 | USN-5633-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1003.5 | USN-5635-1 |
| Ubuntu 22.04 LTS | linux-ibm +1 | 5.15.0-1015.17 | USN-5683-1, USN-5633-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1016.21 | USN-5655-1 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1018.22 | USN-5624-1 |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1007.7 | — |
| Ubuntu 22.04 LTS | linux-oem-5.17 | 5.17.0-1013.14 | USN-5529-1 |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1018.23 | USN-5640-1 |
| Ubuntu 22.04 LTS | linux-realtime +1 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv | 5.15.0-1019.22 | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1020.24~20.04.1 | USN-5624-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1020.25~20.04.1 | USN-5624-1 |
| Ubuntu 20.04 LTS | linux-azure-fde-5.15 | 5.15.0-1020.25~20.04.1.1 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1018.24~20.04.1 | USN-5644-1 |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1016.19~20.04.1 | USN-5648-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-48.54~20.04.1 | USN-5623-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1016.21~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1045.51 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1018.23~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1019.22~20.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +11 | 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-realtime | 5.15.0-1021.21 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | kernel-livepatch-6.1.10-15.42 | 1.0-0.amzn2023 | ALAS2023-2023-070 |
| Amazon Linux 2023 | perf +12 | 6.1.10-15.42.amzn2023 | ALAS2023-2023-070 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.55.1-1 | — |
Advisories 12
- USN-5683-1 linux-ibm vulnerabilities Ubuntu Security Notices (USN) · Oct 22, 2026
- USN-5624-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-kvm, linux-lowlatency vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5644-1 linux-gcp-5.15 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5635-1 linux-gkeop vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5640-1 linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5655-1 linux-intel-iotg vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5648-1 linux-gke-5.15 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5633-1 linux-gcp, linux-gke, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5623-1 linux-hwe-5.15, linux-lowlatency-hwe-5.15 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5529-1 linux-oem-5.17 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- ALAS2023-2023-070 Important: kernel security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Apr 10, 2024
- WID-SEC-2022-2234 Android Patchday Dezember 2022 BSI CERT-Bund (WID) · Apr 10, 2023