Description
Improper buffer restriction in some Intel(R) Wireless Bluetooth(R) products before version 21.110 may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Intel(R) Wireless Bluetooth(R) | before version 21.110 | — |
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.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | iwl100-firmware | 39.31.5.1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl1000-firmware | 1:39.31.5.1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl105-firmware +5 | 18.168.6.1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl3160-firmware +1 | 1:25.30.13.0-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl3945-firmware | 15.32.2.9-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl4965-firmware | 228.61.2.24-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl5000-firmware | 8.83.5.1_1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl5150-firmware | 8.24.2.2-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl6000-firmware | 9.221.4.1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | iwl6050-firmware | 41.28.5.1-101.el8_3.1 | RHSA-2020:5479 |
| RHEL 8 | libertas-usb8388-firmware | 2:20200619-101.git3890db36.el8_3 | RHSA-2020:5479 |
| RHEL 8 | linux-firmware +3 | 20200619-101.git3890db36.el8_3 | RHSA-2020:5479 |
| RHEL 7 | iwl100-firmware | 39.31.5.1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl1000-firmware | 1:39.31.5.1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl105-firmware +5 | 18.168.6.1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl3160-firmware +1 | 25.30.13.0-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl3945-firmware | 15.32.2.9-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl4965-firmware | 228.61.2.24-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl5000-firmware | 8.83.5.1_1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl5150-firmware | 8.24.2.2-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl6000-firmware | 9.221.4.1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | iwl6050-firmware | 41.28.5.1-80.el7_9 | RHSA-2021:0339 |
| RHEL 7 | linux-firmware | 20200421-80.git78c0348.el7_9 | RHSA-2021:0339 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.2 EUS | iwl100-firmware | 39.31.5.1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl1000-firmware | 1:39.31.5.1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl105-firmware +5 | 18.168.6.1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl3160-firmware +1 | 1:25.30.13.0-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl3945-firmware | 15.32.2.9-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl4965-firmware | 228.61.2.24-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl5000-firmware | 8.83.5.1_1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl5150-firmware | 8.24.2.2-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl6000-firmware | 9.221.4.1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | iwl6050-firmware | 41.28.5.1-99.el8_2.1 | RHSA-2020:5416 |
| RHEL 8.2 EUS | libertas-usb8388-firmware | 2:20191202-99.gite8a0f4c9.el8_2 | RHSA-2020:5416 |
| RHEL 8.2 EUS | linux-firmware +3 | 20191202-99.gite8a0f4c9.el8_2 | RHSA-2020:5416 |
| RHEL 8.1 EUS | linux-firmware | 20190516-96.git711d3297.el8_1 | RHSA-2021:0183 |
| RHEL 7.7 TUS | iwl100-firmware | 39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl1000-firmware | 1:39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl105-firmware +3 | 18.168.6.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl3160-firmware +2 | 22.0.7.0-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl3945-firmware | 15.32.2.9-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl4965-firmware | 228.61.2.24-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl5000-firmware | 8.83.5.1_1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl5150-firmware | 8.24.2.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl6000-firmware | 9.221.4.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl6000g2a-firmware | 17.168.5.3-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl6000g2b-firmware | 17.168.5.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | iwl6050-firmware | 41.28.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 TUS | linux-firmware | 20190429-73.gitddde598.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl100-firmware | 39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl1000-firmware | 1:39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl105-firmware +3 | 18.168.6.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl3160-firmware +2 | 22.0.7.0-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl3945-firmware | 15.32.2.9-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl4965-firmware | 228.61.2.24-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl5000-firmware | 8.83.5.1_1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl5150-firmware | 8.24.2.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl6000-firmware | 9.221.4.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl6000g2a-firmware | 17.168.5.3-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl6000g2b-firmware | 17.168.5.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | iwl6050-firmware | 41.28.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 E4S | linux-firmware | 20190429-73.gitddde598.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl100-firmware | 39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl1000-firmware | 1:39.31.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl105-firmware +3 | 18.168.6.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl3160-firmware +2 | 22.0.7.0-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl3945-firmware | 15.32.2.9-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl4965-firmware | 228.61.2.24-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl5000-firmware | 8.83.5.1_1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl5150-firmware | 8.24.2.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl6000-firmware | 9.221.4.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl6000g2a-firmware | 17.168.5.3-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl6000g2b-firmware | 17.168.5.2-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | iwl6050-firmware | 41.28.5.1-73.el7_7 | RHSA-2022:7887 |
| RHEL 7.7 AUS | linux-firmware | 20190429-73.gitddde598.el7_7 | RHSA-2022:7887 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | kernel-firmware | 20200107-3.15.1 | SUSE-SU-2020:3330-1 |
| SLES 15 SP1 | kernel-firmware | 20200107-3.15.1 | SUSE-SU-2020:3330-1 |
| SLES 15 | kernel-firmware | 20191118-3.34.1 | SUSE-SU-2020:3349-1 |
| SLES 12 SP5 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
| SLES 12 SP4 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
Show 15 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SLES 12 SP2 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SLES for SAP 15 | kernel-firmware | 20191118-3.34.1 | SUSE-SU-2020:3349-1 |
| SLES for SAP 12 SP5 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
| SLES for SAP 12 SP4 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
| SLES for SAP 12 SP3 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SLES for SAP 12 SP2 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SLE HPC 15 | kernel-firmware | 20191118-3.34.1 | SUSE-SU-2020:3349-1 |
| SUSE OpenStack Cloud Crowbar 9 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
| SUSE OpenStack Cloud Crowbar 8 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SUSE OpenStack Cloud 9 | kernel-firmware | 20190618-5.14.1 | SUSE-SU-2020:3353-1 |
| SUSE OpenStack Cloud 8 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SUSE OpenStack Cloud 7 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SUSE HPE Helion OpenStack 8 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
| SUSE Enterprise Storage 5 | kernel-firmware | 20170530-21.31.1 | SUSE-SU-2020:3354-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.2 | kernel-firmware | 20200107-lp152.2.3.1 | openSUSE-SU-2020:1962-1 |
| openSUSE Leap 15.1 | kernel-firmware | 20200107-lp151.2.15.1 | openSUSE-SU-2020:1960-1 |
Advisories 13
- SUSE-SU-2020:3330-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3354-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1962-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3349-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1960-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3353-1 Security update for kernel-firmware SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2022:7887 Red Hat Security Advisory: linux-firmware security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2021:0339 Red Hat Security Advisory: linux-firmware security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2021:0183 Red Hat Security Advisory: linux-firmware security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2020:5479 Red Hat Security Advisory: linux-firmware security and enhancement update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2020:5416 Red Hat Security Advisory: linux-firmware security and bug fix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- WID-SEC-2024-0064 Juniper Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 10, 2025
- WID-SEC-2023-1790 IBM Security Guardium: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 18, 2023