Description
A race condition was found in the Linux kernel's net/bluetooth in {conn,adv}_{min,max}_interval_set() function. This can result in I2cap connection or broadcast abnormality issue, possibly leading to denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Linux kernel | v4.0-rc1 – < v6.8-rc2 | v6.8-rc2 |
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 | 6.8.9-1 | — |
| Debian 13 | linux | 6.8.9-1 | — |
| Debian 12 | linux | 6.1.85-1 | DSA-5658-1 |
| Debian 11 | linux | 5.10.216-1 | DSA-5681-1 |
| Debian 10 | linux | 4.19.316-1 | DLA-3840-1 |
| Debian 10 | linux-5.10 | 5.10.216-1~deb10u1 | DLA-3842-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Nvidia-BlueField 22.04 LTS | linux-bluefield | 5.15.0-1047.49 | — |
| Ubuntu 24.04 LTS | linux | 6.8.0-38.38 | USN-6893-1 |
| Ubuntu 24.04 LTS | linux-aws | 6.8.0-1011.12 | USN-6893-3 |
| Ubuntu 24.04 LTS | linux-azure | 6.8.0-1010.10 | USN-6893-1 |
| Ubuntu 24.04 LTS | linux-gcp | 6.8.0-1010.11 | USN-6893-1 |
| Ubuntu 24.04 LTS | linux-gke | 6.8.0-1006.9 | USN-6893-2 |
| Ubuntu 24.04 LTS | linux-ibm +2 | 6.8.0-1008.8 | USN-6918-1, USN-6893-1 |
| Ubuntu 24.04 LTS | linux-intel | 6.8.0-1007.14 | USN-6893-1 |
| Ubuntu 24.04 LTS | linux-nvidia | 6.8.0-1009.9 | USN-6893-2 |
| Ubuntu 24.04 LTS | linux-raspi | 6.8.0-1007.7 | USN-6893-1 |
| Ubuntu 24.04 LTS | linux-riscv +1 | 6.8.0-38.38.1 | USN-6893-1 |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-116.126 | USN-6898-2, USN-6898-1 |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1065.71 | USN-6898-3 |
| Ubuntu 22.04 LTS | linux-aws-6.8 | 6.8.0-1011.12~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1068.77 | USN-6917-1 |
| Ubuntu 22.04 LTS | linux-azure-6.8 | 6.8.0-1010.10~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1068.77.1 | USN-6917-1 |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1064.72 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1062.68 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1048.55 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-ibm +1 | 5.15.0-1058.61 | USN-6919-1, USN-6898-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1060.66 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1062.67 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-lowlatency-hwe-6.5 | 6.5.0-45.45.1~22.04.1 | USN-6922-2 |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1060.61 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-nvidia-6.5 | 6.5.0-1024.25 | USN-6922-1 |
| Ubuntu 22.04 LTS | linux-nvidia-6.8 | 6.8.0-1009.9~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-nvidia-tegra | 5.15.0-1026.26 | — |
| Ubuntu 22.04 LTS | linux-nvidia-tegra-igx | 5.15.0-1015.15 | — |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1063.69 | USN-6898-1 |
| Ubuntu 22.04 LTS | linux-oracle-6.8 | 6.8.0-1008.8~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-riscv +29 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-xilinx-zynqmp | 5.15.0-1035.39 | USN-7019-1 |
| Ubuntu 20.04 LTS | linux | 5.4.0-189.209 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1128.138 | USN-6896-5 |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1065.71~20.04.1 | USN-6898-4 |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1133.140 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1068.77~20.04.1 | USN-6917-1 |
| Ubuntu 20.04 LTS | linux-azure-fde-5.15 | 5.15.0-1068.77~20.04.1.1 | USN-6917-1 |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1088.95 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1132.141 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1065.73~20.04.1 | USN-6927-1 |
| Ubuntu 20.04 LTS | linux-gke +26 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1095.99 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-gkeop-5.15 | 5.15.0-1048.55~20.04.1 | USN-6898-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-116.126~20.04.1 | USN-6898-3, USN-6898-2 |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1075.80 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-ibm-5.15 | 5.15.0-1058.61~20.04.1 | USN-6898-2 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1060.66~20.04.1 | USN-6898-1 |
| Ubuntu 20.04 LTS | linux-iot | 5.4.0-1040.41 | USN-6896-5 |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1116.123 | USN-6896-1 |
| Ubuntu 20.04 LTS | linux-nvidia-tegra-5.15 | 5.15.0-1027.27~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1127.136 | USN-6896-3 |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1063.69~20.04.1 | USN-6898-2 |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1112.124 | USN-6896-4 |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1061.65~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-xilinx-zynqmp | 5.4.0-1047.51 | USN-6896-3 |
| Ubuntu 18.04 LTS | linux-gcp +14 | No fix yet | — |
Show 14 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
| Ubuntu Pro Realtime 24.04 LTS | linux-raspi-realtime | 6.8.0-2006.6 | — |
| Ubuntu Pro Realtime 24.04 LTS | linux-realtime | 6.8.1-1004.4 | — |
| Ubuntu Pro Realtime 22.04 LTS | linux-intel-iot-realtime | 5.15.0-1058.60 | — |
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1066.74 | — |
| 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 22.04 LTS | linux-aws-fips | 5.15.0-1065.71+fips1 | — |
| Ubuntu Pro FIPS-updates 22.04 LTS | linux-azure-fips | 5.15.0-1068.77+fips1 | — |
| Ubuntu Pro FIPS-updates 22.04 LTS | linux-fips | 5.15.0-115.125+fips1 | — |
| Ubuntu Pro FIPS-updates 22.04 LTS | linux-gcp-fips | 5.15.0-1064.72+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-aws-fips | 5.4.0-1128.138+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-azure-fips | 5.4.0-1133.140+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1102.112 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1132.141+fips1 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-aws-fips | 4.15.0-2109.115 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-azure-fips | 4.15.0-2088.94 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-fips | 4.15.0-1125.136 | — |
| Ubuntu Pro FIPS-updates 18.04 LTS | linux-gcp-fips | 4.15.0-2072.77 | — |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1103.110 | — |
| Ubuntu Pro FIPS-preview 22.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | linux | 4.15.0-227.239 | USN-6926-1 |
| Ubuntu Pro 18.04 LTS | linux-aws | 4.15.0-1170.183 | USN-6926-1 |
| Ubuntu Pro 18.04 LTS | linux-aws-5.4 | 5.4.0-1128.138~18.04.1 | USN-6896-5 |
| Ubuntu Pro 18.04 LTS | linux-azure-4.15 | 4.15.0-1179.194 | USN-6926-2 |
| Ubuntu Pro 18.04 LTS | linux-azure-5.4 | 5.4.0-1133.140~18.04.1 | USN-6896-1 |
| Ubuntu Pro 18.04 LTS | linux-gcp-4.15 | 4.15.0-1164.181 | USN-6926-1 |
| Ubuntu Pro 18.04 LTS | linux-gcp-5.4 | 5.4.0-1132.141~18.04.1 | USN-6896-1 |
| Ubuntu Pro 18.04 LTS | linux-hwe-5.4 | 5.4.0-189.209~18.04.1 | USN-6896-2 |
| Ubuntu Pro 18.04 LTS | linux-ibm-5.4 | 5.4.0-1075.80~18.04.1 | USN-6896-1 |
| Ubuntu Pro 18.04 LTS | linux-kvm | 4.15.0-1154.159 | USN-6926-1 |
| Ubuntu Pro 18.04 LTS | linux-oracle | 4.15.0-1133.144 | USN-6926-1 |
| Ubuntu Pro 18.04 LTS | linux-oracle-5.4 | 5.4.0-1127.136~18.04.1 | USN-6896-2 |
| Ubuntu Pro 18.04 LTS | linux-raspi-5.4 | 5.4.0-1112.124~18.04.1 | USN-6896-4 |
| Ubuntu Pro 16.04 LTS | linux | 4.4.0-257.291 | USN-6938-1 |
| Ubuntu Pro 16.04 LTS | linux-aws | 4.4.0-1172.187 | USN-6938-1 |
| Ubuntu Pro 16.04 LTS | linux-aws-hwe | 4.15.0-1170.183~16.04.1 | USN-6926-1 |
| Ubuntu Pro 16.04 LTS | linux-azure | 4.15.0-1179.194~16.04.1 | USN-6926-3 |
| Ubuntu Pro 16.04 LTS | linux-gcp | 4.15.0-1164.181~16.04.1 | USN-6926-1 |
| Ubuntu Pro 16.04 LTS | linux-hwe | 4.15.0-227.239~16.04.1 | USN-6926-1 |
| Ubuntu Pro 16.04 LTS | linux-kvm | 4.4.0-1135.145 | USN-6938-1 |
| Ubuntu Pro 16.04 LTS | linux-oracle | 4.15.0-1133.144~16.04.1 | USN-6926-1 |
| Ubuntu Pro 14.04 LTS | linux | No fix yet | — |
| Ubuntu Pro 14.04 LTS | linux-aws | 4.4.0-1134.140 | USN-6938-1 |
| Ubuntu Pro 14.04 LTS | linux-azure | 4.15.0-1179.194~14.04.1 | USN-6926-2 |
| Ubuntu Pro 14.04 LTS | linux-lts-xenial | 4.4.0-257.291~14.04.1 | USN-6938-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | bpftool | 7.4.0-503.11.1.el9_5 | RHSA-2024:9315 |
| RHEL 9 | rv +67 | 5.14.0-503.11.1.el9_5 | RHSA-2024:9315 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | kernel | 6.6.35.1-4 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | bpftool | 7.4.0-503.11.1.el9_5 | ELSA-2024-9315 |
| Oracle Linux 9 | rv +28 | 5.14.0-503.11.1.el9_5 | ELSA-2024-9315 |
Advisories 32
- USN-6896-1 linux, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-ibm, linux-ibm-5.4, linux-kvm vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6919-1 linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6896-5 linux-aws, linux-aws-5.4, linux-iot vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6896-3 linux-oracle, linux-xilinx-zynqmp vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6926-3 linux-azure vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6896-2 linux-hwe-5.4, linux-oracle-5.4 vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6938-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6896-4 linux-raspi, linux-raspi-5.4 vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6926-1 linux, linux-aws, linux-aws-hwe, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-6926-2 linux-azure, linux-azure-4.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- USN-7019-1 linux-xilinx-zynqmp vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-6917-1 linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-6927-1 linux-gcp-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-6898-1 linux, linux-gcp, linux-gke, linux-gkeop, linux-gkeop-5.15, linux-ibm, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-nvidia, linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6893-1 linux, linux-azure, linux-gcp, linux-ibm, linux-intel, linux-lowlatency, linux-oem-6.8, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6898-2 linux-ibm-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6898-3 linux-aws, linux-hwe-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6898-4 linux-aws-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6893-2 linux-gke, linux-nvidia vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6893-3 linux-aws vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6918-1 linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6922-2 linux-lowlatency-hwe-6.5 vulnerabilities Ubuntu Security Notices (USN) · Oct 22, 2026
- USN-6922-1 linux-nvidia-6.5 vulnerabilities Ubuntu Security Notices (USN) · Oct 22, 2026
- RHSA-2024:9315 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Oct 20, 2026
- SSA-265688 SSA-265688: Vulnerabilities in the additional GNU/Linux subsystem of the SIMATIC S7-1500 TM MFP V1.1 Siemens ProductCERT · Oct 13, 2026
- ICSA-24-102-01 Siemens SIMATIC S7-1500 TM MFP CISA ICS & IT advisories · May 14, 2026
- DSA-5658-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-5681-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3840-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3842-1 linux-5.10 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- WID-SEC-2024-0296 Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Jul 1, 2025
- ELSA-2024-9315 Moderate: kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 14, 2024