Description
A use after free issue was discovered in driver/firewire in outbound_phy_packet_callback in the Linux Kernel. In this flaw a local attacker with special privilege may cause a use after free problem when queue_event() fails.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Kernel | Kernel version prior to Kernel 5.18-rc6 | — |
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 | 5.17.11-1 | — |
| Debian 13 | linux | 5.17.11-1 | — |
| Debian 12 | linux | 5.17.11-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-41.44 | — |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1015.19 | — |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1014.17 | — |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1013.18 | — |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1011.14 | — |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1002.4 | — |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1010.12 | — |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1013.16 | — |
| Ubuntu 22.04 LTS | linux-oem-5.17 | 5.17.0-1011.12 | — |
| Ubuntu 22.04 LTS | linux-oracle +1 | 5.15.0-1013.17 | — |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1012.14 | — |
| Ubuntu 22.04 LTS | linux-riscv +4 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-124.140 | — |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1083.90 | — |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1089.94 | — |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1014.17~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1044.49 | — |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1086.94 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1013.18~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-gke | 5.4.0-1080.86 | — |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1051.54 | — |
| Ubuntu 20.04 LTS | linux-hwe-5.15 | 5.15.0-41.44~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1031.35 | — |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1015.20~20.04.2 | — |
| Ubuntu 20.04 LTS | linux-iot | 5.4.0-1004.6 | — |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1073.78 | — |
| Ubuntu 20.04 LTS | linux-lowlatency-hwe-5.15 | 5.15.0-42.45~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1081.89 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1013.17~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1068.78 | — |
| Ubuntu 20.04 LTS | linux-riscv +23 | No fix yet | — |
| Ubuntu 18.04 LTS | linux | 4.15.0-191.202 | — |
| Ubuntu 18.04 LTS | linux-aws | 4.15.0-1139.150 | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 | 5.4.0-1083.90~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-azure-4.15 | 4.15.0-1149.164 | — |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1089.94~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +14 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-4.15 | 4.15.0-1134.150 | — |
| Ubuntu 18.04 LTS | linux-gcp-5.4 | 5.4.0-1086.94~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-124.140~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-ibm-5.4 | 5.4.0-1031.35~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-kvm | 4.15.0-1125.130 | — |
| Ubuntu 18.04 LTS | linux-oracle | 4.15.0-1104.115 | — |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1081.89~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1068.78~18.04.1 | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1016.16 | — |
| Ubuntu Pro FIPS 20.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro FIPS 18.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro FIPS 16.04 LTS | linux-fips | No fix yet | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-aws-fips | 5.4.0-1083.90+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-azure-fips | 5.4.0-1089.94+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1059.67 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1086.94+fips1 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-aws-fips | 4.15.0-2078.83 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-azure-fips | 4.15.0-2059.65 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-fips | 4.15.0-1096.107 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-gcp-fips | 4.15.0-2043.48 | — |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1091.98 | — |
| Ubuntu Pro 16.04 LTS | linux | 4.4.0-243.277 | USN-6254-1 |
| Ubuntu Pro 16.04 LTS | linux-aws | 4.4.0-1159.174 | USN-6254-1 |
| Ubuntu Pro 16.04 LTS | linux-aws-hwe | 4.15.0-1139.150~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-azure | 4.15.0-1149.164~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-gcp | 4.15.0-1134.150~16.04.2 | — |
| Ubuntu Pro 16.04 LTS | linux-hwe | 4.15.0-191.202~16.04.1 | — |
| Ubuntu Pro 16.04 LTS | linux-kvm | 4.4.0-1122.132 | USN-6254-1 |
| Ubuntu Pro 16.04 LTS | linux-oracle | 4.15.0-1104.115~16.04.1 | — |
| Ubuntu Pro 14.04 LTS | linux | 3.13.0-193.244 | USN-6341-1 |
| Ubuntu Pro 14.04 LTS | linux-aws | 4.4.0-1121.127 | USN-6254-1 |
| Ubuntu Pro 14.04 LTS | linux-azure | 4.15.0-1149.164~14.04.1 | — |
| Ubuntu Pro 14.04 LTS | linux-lts-xenial | 4.4.0-243.277~14.04.1 | USN-6254-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLES 15 SP2 | kernel-default-base | 5.3.18-150200.24.157.1.150200.9.77.1 | SUSE-SU-2023:2834-1 |
| SLES 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.157.1 | SUSE-SU-2023:2834-1 |
| SLES 15 SP1 | kernel-docs +5 | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
| SLES 12 SP5 | kernel-azure +2 | 4.12.14-16.139.1 | SUSE-SU-2023:2808-1 |
| SLES 12 SP5 | kernel-docs +4 | 4.12.14-122.165.1 | SUSE-SU-2023:2822-1 |
| SLES 12 SP2 | kernel-syms +2 | 4.4.121-92.205.1 | SUSE-SU-2023:2805-1 |
Show 21 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | kernel-ec2 +5 | 3.0.101-108.144.1 | SUSE-SU-2023:3333-1 |
| SLES for SAP 15 SP3 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLES for SAP 15 SP3 | kernel-docs +5 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLES for SAP 15 SP2 | kernel-default-base | 5.3.18-150200.24.157.1.150200.9.77.1 | SUSE-SU-2023:2834-1 |
| SLES for SAP 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.157.1 | SUSE-SU-2023:2834-1 |
| SLES for SAP 15 SP1 | kernel-docs +4 | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
| SLES for SAP 12 SP5 | kernel-azure +2 | 4.12.14-16.139.1 | SUSE-SU-2023:2808-1 |
| SLES for SAP 12 SP5 | kernel-syms +2 | 4.12.14-122.165.1 | SUSE-SU-2023:2822-1 |
| SLE Real Time 15 SP3 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLE Real Time 15 SP3 | kernel-docs +5 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLE Real Time 12 SP5 | kernel-rt +3 | 4.12.14-10.130.1 | SUSE-SU-2023:2804-1 |
| SLE Micro 5.2 | kernel-default | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLE Micro 5.2 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLE Micro 5.2 | kernel-rt | 5.3.18-150300.135.1 | SUSE-SU-2023:2810-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLE Micro 5.1 | kernel-rt | 5.3.18-150300.135.1 | SUSE-SU-2023:2810-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_34 | 1-150300.7.3.1 | SUSE-SU-2023:2859-1 |
| SLE Live Patching 15 SP2 | kernel-default | 5.3.18-150200.24.157.1 | SUSE-SU-2023:2834-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_29 | 13-150200.2.2 | SUSE-SU-2023:3075-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_30 +1 | 10-150200.2.2 | SUSE-SU-2023:3107-1, SUSE-SU-2023:3035-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_36 | 4-150200.2.1 | SUSE-SU-2023:3081-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_38 | 1-150200.5.3.1 | SUSE-SU-2023:2834-1 |
| SLE Live Patching 15 SP1 | kernel-default | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
| SLE Live Patching 15 SP1 | kernel-livepatch-SLE15-SP1_Update_33 | 12-150100.2.2 | SUSE-SU-2023:3046-1 |
| SLE Live Patching 15 SP1 | kernel-livepatch-SLE15-SP1_Update_42 | 1-150100.3.3.1 | SUSE-SU-2023:2830-1 |
| SLE Live Patching 12 SP5 | kernel-default | 4.12.14-122.165.1 | SUSE-SU-2023:2822-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_34 | 12-2.3 | SUSE-SU-2023:3104-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_38 | 7-2.3 | SUSE-SU-2023:3069-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_39 +1 | 6-2.3 | SUSE-SU-2023:3083-1, SUSE-SU-2023:3073-1 |
| SLE Live Patching 12 SP5 | kgraft-patch-SLE12-SP5_Update_45 | 1-8.3.1 | SUSE-SU-2023:2822-1 |
| SLE HPC 15 SP3 | kernel-64kb +6 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SLE HPC 15 SP3 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SLE HPC 15 SP2 | kernel-default-base | 5.3.18-150200.24.157.1.150200.9.77.1 | SUSE-SU-2023:2834-1 |
| SLE HPC 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.157.1 | SUSE-SU-2023:2834-1 |
| SLE HPC 15 SP1 | kernel-docs +4 | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
| SUSE Real Time Module 15 SP3 | kernel-rt +3 | 5.3.18-150300.135.1 | SUSE-SU-2023:2810-1 |
| SUSE Manager Server 4.2 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SUSE Manager Server 4.2 | kernel-source +3 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SUSE Manager Proxy 4.2 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SUSE Manager Proxy 4.2 | kernel-source +2 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SUSE Enterprise Storage 7.1 | kernel-64kb +6 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| SUSE Enterprise Storage 7.1 | kernel-default-base | 5.3.18-150300.59.127.1.150300.18.74.1 | SUSE-SU-2023:2859-1 |
| SUSE Enterprise Storage 7 | kernel-default-base | 5.3.18-150200.24.157.1.150200.9.77.1 | SUSE-SU-2023:2834-1 |
| SUSE Enterprise Storage 7 | kernel-docs +5 | 5.3.18-150200.24.157.1 | SUSE-SU-2023:2834-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | kernel-vanilla | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
| openSUSE Leap 15.4 | dtb-aarch64 | 5.3.18-150300.59.127.1 | SUSE-SU-2023:2859-1 |
| openSUSE Leap 15.4 | kernel-debug +4 | 4.12.14-150100.197.151.1 | SUSE-SU-2023:2830-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.116.1-2 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | kernel-uek +34 | 6.12.0-101.33.4.3.el10uek | ELSA-2025-20530, ELSA-2025-20480 |
| Oracle Linux 8 | bpftool +13 | 5.15.0-201.135.6.el9uek | ELSA-2023-13043 |
| Oracle Linux 7 | kernel-uek +5 | 4.1.12-124.76.2.el7uek | ELSA-2023-12566 |
Advisories 25
- USN-6341-1 linux vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6254-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- SUSE-SU-2023:2804-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3333-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2859-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2805-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3035-1 Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3069-1 Security update for the Linux Kernel (Live Patch 38 for SLE 12 SP5) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2810-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2834-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3107-1 Security update for the Linux Kernel (Live Patch 30 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3083-1 Security update for the Linux Kernel (Live Patch 39 for SLE 12 SP5) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2830-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3104-1 Security update for the Linux Kernel (Live Patch 34 for SLE 12 SP5) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3073-1 Security update for the Linux Kernel (Live Patch 40 for SLE 12 SP5) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3075-1 Security update for the Linux Kernel (Live Patch 29 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2808-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:3081-1 Security update for the Linux Kernel (Live Patch 36 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2025-20530 Important: Unbreakable Enterprise kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Aug 18, 2025
- WID-SEC-2023-1394 Linux Kernel: Schwachstelle ermöglicht nicht spezifizierten Angriff BSI CERT-Bund (WID) · Jul 20, 2025
- ELSA-2025-20480 Important: Unbreakable Enterprise kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Jul 17, 2025
- SUSE-SU-2023:3046-1 Security update for the Linux Kernel (Live Patch 33 for SLE 15 SP1) SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2023:2822-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2023-13043 Important: Unbreakable Enterprise kernel security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Dec 13, 2023
- ELSA-2023-12566 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jul 4, 2023