Description
An issue was discovered in net/netfilter/nf_tables_api.c in the Linux kernel before 5.19.6. A denial of service can occur upon binding to an already bound chain.
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 | 5.19.6-1 | — |
| Debian 13 | linux | 5.19.6-1 | — |
| Debian 12 | linux | 5.19.6-1 | — |
| Debian 10 | linux-5.10 | 5.10.149-2~deb10u1 | DLA-3173-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-53.59 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-aws +1 | 5.15.0-1023.27 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1023.29 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1024.30.1 | — |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1022.29 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1020.25 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1008.12 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1018.21 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1018.23 | USN-5729-2 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1021.26 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1015.15 | — |
| Ubuntu 22.04 LTS | linux-oem-5.17 +2 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1022.28 | USN-5729-1 |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1018.20 | USN-5729-2 |
| Ubuntu 20.04 LTS | linux-aws-5.15 +1 | 5.15.0-1023.27~20.04.1 | USN-5729-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1023.29~20.04.1 | USN-5729-1 |
| Ubuntu 20.04 LTS | linux-azure-fde-5.15 | 5.15.0-1029.36~20.04.1.1 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1022.29~20.04.1 | USN-5729-2 |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1020.25~20.04.1 | USN-5729-2 |
| Ubuntu 20.04 LTS | linux-gkeop-5.15 | 5.15.0-1008.12~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-53.59~20.04.1 | USN-5729-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1018.23~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1022.28~20.04.1 | USN-5729-1 |
| Ubuntu 20.04 LTS | linux-riscv +23 | No fix yet | — |
| 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-realtime | 5.15.0-1025.28 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | kernel-rt +12 | 5.14.0-162.6.1.rt21.168.el9_1 | RHSA-2022:7933 |
| RHEL 9 | perf +29 | 5.14.0-162.6.1.el9_1 | RHSA-2022:8267 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | kernel-rt +11 | 5.14.0-162.6.1.rt21.168.el9_1 | ALSA-2022:7933 |
| AlmaLinux 9 | perf +27 | 5.14.0-162.6.1.el9_1 | ALSA-2022:8267 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | kernel-64kb +4 | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| SLES 15 SP4 | kernel-default-base | 5.14.21-150400.24.21.2.150400.24.7.2 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-docs | 5.14.21-150400.24.21.3 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-syms | 5.14.21-150400.24.21.1 | SUSE-SU-2022:3293-1 |
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| SLES 15 SP3 | kernel-azure +2 | 5.3.18-150300.38.80.1 | SUSE-SU-2022:3609-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 | SUSE-SU-2022:3264-1 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 5.2 | kernel-default | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| SLE Micro 5.2 | kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 | SUSE-SU-2022:3264-1 |
| SLE Micro 5.2 | kernel-rt | 5.3.18-150300.106.1 | SUSE-SU-2022:3809-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 | SUSE-SU-2022:3264-1 |
| SLE Micro 5.1 | kernel-rt | 5.3.18-150300.106.1 | SUSE-SU-2022:3809-1 |
| SLE Live Patching 15 SP4 | kernel-default | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4-RT_Update_1 | 1-150400.1.3.1 | SUSE-SU-2022:4617-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_3 | 1-150400.9.3.2 | SUSE-SU-2022:3293-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_24 | 1-150300.7.3.1 | SUSE-SU-2022:3264-1 |
| SUSE Real Time Module 15 SP4 | kernel-rt +3 | 5.14.21-150400.15.5.1 | SUSE-SU-2022:4617-1 |
| SUSE Real Time Module 15 SP3 | kernel-rt +3 | 5.3.18-150300.106.1 | SUSE-SU-2022:3809-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | dtb-aarch64 | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3293-1, SUSE-SU-2022:3264-1 |
| openSUSE Leap 15.4 | kernel-64kb +6 | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| openSUSE Leap 15.4 | kernel-default-base | 5.14.21-150400.24.21.2.150400.24.7.2 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-docs | 5.14.21-150400.24.21.3 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-rt +3 | 5.14.21-150400.15.5.1 | SUSE-SU-2022:4617-1 |
| openSUSE Leap 15.4 | kernel-syms +1 | 5.14.21-150400.24.21.1 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.3 | dtb-aarch64 +11 | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| openSUSE Leap 15.3 | kernel-azure +2 | 5.3.18-150300.38.80.1 | SUSE-SU-2022:3609-1 |
| openSUSE Leap 15.3 | kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 | SUSE-SU-2022:3264-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.2 | kernel-default | 5.3.18-150300.59.93.1 | SUSE-SU-2022:3264-1 |
| openSUSE Leap Micro 5.2 | kernel-default-base | 5.3.18-150300.59.93.1.150300.18.54.1 | SUSE-SU-2022:3264-1 |
| openSUSE Leap Micro 5.2 | kernel-rt | 5.3.18-150300.106.1 | SUSE-SU-2022:3809-1 |
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 | 5.15.67.1-4 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | perf +21 | 5.14.0-162.6.1.el9_1 | ELSA-2022-8267 |
Advisories 21
- RHSA-2022:7933 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- RHSA-2022:8267 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- ALSA-2022:8267 Moderate: kernel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2022:7933 Moderate: kernel-rt security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- USN-5729-2 linux-gcp-5.15, linux-gke-5.15, linux-intel-iotg, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-5729-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-oracle-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- SSA-794697 SSA-794697: Vulnerabilities in the Additional GNU/Linux Subsystem of the SIMATIC S7-1500 TM MFP Before V1.1 Siemens ProductCERT · Oct 13, 2026
- DLA-3173-1 linux-5.10 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2022:3293-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3609-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:4617-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3288-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3264-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3809-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ALAS2023-2023-070 Important: kernel security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Apr 10, 2024
- ICSA-23-166-11 Siemens SIMATIC S7-1500 TM MFP Linux Kernel CISA ICS & IT advisories · Apr 9, 2024
- ICSA-23-166-10 Siemens SIMATIC S7-1500 TM MFP BIOS CISA ICS & IT advisories · Apr 9, 2024
- SSA-831302 SSA-831302: Vulnerabilities in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0 Siemens ProductCERT · Apr 9, 2024
- WID-SEC-2022-1266 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 7, 2024
- WID-SEC-2023-1432 Siemens SIMATIC S7: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 22, 2023
- ELSA-2022-8267 Moderate: kernel security, bug fix, and enhancement update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 22, 2022
References
- https://twitter.com/pr0Ln
- https://lore.kernel.org/all/20220824220330.64283-12-pablo%40netfilter.org/
- https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6
- [debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update mailing-list