Description
The bnep_add_connection function in net/bluetooth/bnep/core.c in the Linux kernel before 3.19 does not ensure that an l2cap socket is available, which allows local users to gain privileges via a crafted application.
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 | 4.0.2-1 | — |
| Debian 13 | linux | 4.0.2-1 | — |
| Debian 12 | linux | 4.0.2-1 | — |
| Debian 8 | linux | 3.16.51-3+deb8u1 | DSA-4082-1 |
| Debian 7 | linux | 3.2.96-1 | DLA-1200-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-riscv +6 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gke +4 | No fix yet | — |
| Ubuntu 14.04 LTS | linux | 3.13.0-142.191 | USN-3583-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | kernel-xen +3 | 3.12.74-60.64.69.1 | SUSE-SU-2018:0031-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_12 | 11-2.1 | SUSE-SU-2018:0274-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_13 | 10-2.1 | SUSE-SU-2018:0276-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_14 | 9-2.1 | SUSE-SU-2018:0275-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_15 +1 | 8-2.1 | SUSE-SU-2018:0252-1, SUSE-SU-2018:0238-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_17 | 7-2.1 | SUSE-SU-2018:0253-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_18 +2 | 6-2.1 | SUSE-SU-2018:0268-1, SUSE-SU-2018:0266-1, SUSE-SU-2018:0237-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_21 | 5-2.1 | SUSE-SU-2018:0271-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_22 | 3-2.1 | SUSE-SU-2018:0270-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_23 | 2-2.1 | SUSE-SU-2018:0267-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_24 | 1-2.3.1 | SUSE-SU-2018:0031-1 |
| SLES 12 | kernel-ec2 +4 | 3.12.61-52.111.1 | SUSE-SU-2018:0115-1, SUSE-SU-2018:0031-1 |
| SLES 12 | kgraft-patch-SLE12_Update_19 | 11-2.1 | SUSE-SU-2018:0265-1 |
| SLES 12 | kgraft-patch-SLE12_Update_20 | 9-2.1 | SUSE-SU-2018:0242-1 |
| SLES 12 | kgraft-patch-SLE12_Update_21 +1 | 8-2.1 | SUSE-SU-2018:0245-1, SUSE-SU-2018:0244-1 |
| SLES 12 | kgraft-patch-SLE12_Update_23 | 7-2.1 | SUSE-SU-2018:0249-1 |
| SLES 12 | kgraft-patch-SLE12_Update_24 +2 | 6-2.1 | SUSE-SU-2018:0250-1, SUSE-SU-2018:0241-1, SUSE-SU-2018:0240-1 |
| SLES 12 | kgraft-patch-SLE12_Update_27 | 5-2.1 | SUSE-SU-2018:0239-1 |
| SLES 12 | kgraft-patch-SLE12_Update_28 +1 | 3-2.1 | SUSE-SU-2018:0251-1, SUSE-SU-2018:0243-1 |
| SLES 11 SP4 | kernel-docs | 3.0.101-108.21.2 | SUSE-SU-2018:0011-1 |
| SLES 11 SP4 | kernel-ec2 +8 | 3.0.101-108.21.1 | SUSE-SU-2018:0011-1 |
| SLES 11 SP3 | kernel-ec2 +7 | 3.0.101-0.47.106.11.1 | SUSE-SU-2018:0040-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | kernel-xen +3 | 3.12.74-60.64.69.1 | SUSE-SU-2018:0031-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_12 | 11-2.1 | SUSE-SU-2018:0274-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_13 | 10-2.1 | SUSE-SU-2018:0276-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_14 | 9-2.1 | SUSE-SU-2018:0275-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_15 +1 | 8-2.1 | SUSE-SU-2018:0252-1, SUSE-SU-2018:0238-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_17 | 7-2.1 | SUSE-SU-2018:0253-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_18 +2 | 6-2.1 | SUSE-SU-2018:0268-1, SUSE-SU-2018:0266-1, SUSE-SU-2018:0237-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_21 | 5-2.1 | SUSE-SU-2018:0271-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_22 | 3-2.1 | SUSE-SU-2018:0270-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_23 | 2-2.1 | SUSE-SU-2018:0267-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_24 | 1-2.3.1 | SUSE-SU-2018:0031-1 |
| SLES for SAP 11 SP4 | kernel-ec2 +8 | 3.0.101-108.21.1 | SUSE-SU-2018:0011-1 |
| SLE Real Time 11 SP4 | kernel-rt +3 | 3.0.101.rt130-69.14.1 | SUSE-SU-2018:0180-1 |
| SUSE OpenStack Cloud 6 | kernel-xen +3 | 3.12.74-60.64.69.1 | SUSE-SU-2018:0031-1 |
| SUSE OpenStack Cloud 6 | kgraft-patch-SLE12-SP1_Update_24 | 1-2.3.1 | SUSE-SU-2018:0031-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | kernel-ec2 +6 | 3.0.101-0.47.106.11.1 | SUSE-SU-2018:0040-1 |
Advisories 31
- USN-3583-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4082-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1200-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:0275-1 Security update for the Linux Kernel (Live Patch 14 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0244-1 Security update for the Linux Kernel (Live Patch 22 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0276-1 Security update for the Linux Kernel (Live Patch 13 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0250-1 Security update for the Linux Kernel (Live Patch 26 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0251-1 Security update for the Linux Kernel (Live Patch 28 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0240-1 Security update for the Linux Kernel (Live Patch 25 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0115-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0268-1 Security update for the Linux Kernel (Live Patch 18 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0040-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0242-1 Security update for the Linux Kernel (Live Patch 20 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0252-1 Security update for the Linux Kernel (Live Patch 15 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0274-1 Security update for the Linux Kernel (Live Patch 12 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0241-1 Security update for the Linux Kernel (Live Patch 24 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0031-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0237-1 Security update for the Linux Kernel (Live Patch 19 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0180-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0253-1 Security update for the Linux Kernel (Live Patch 17 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0270-1 Security update for the Linux Kernel (Live Patch 22 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0243-1 Security update for the Linux Kernel (Live Patch 29 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0245-1 Security update for the Linux Kernel (Live Patch 21 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0011-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0249-1 Security update for the Linux Kernel (Live Patch 23 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0238-1 Security update for the Linux Kernel (Live Patch 16 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0271-1 Security update for the Linux Kernel (Live Patch 21 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0265-1 Security update for the Linux Kernel (Live Patch 19 for SLE 12) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0266-1 Security update for the Linux Kernel (Live Patch 20 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0267-1 Security update for the Linux Kernel (Live Patch 23 for SLE 12 SP1) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0239-1 Security update for the Linux Kernel (Live Patch 27 for SLE 12) SUSE / openSUSE Security Updates · May 2, 2025
References
- DSA-4082 vendor-advisory
- [debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security update mailing-list
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=71bb99a02b32b4cc4265118e85f6035ca72923f0
- USN-3583-2 vendor-advisory
- SUSE-SU-2018:0011 vendor-advisory
- USN-3583-1 vendor-advisory
- https://source.android.com/security/bulletin/pixel/2017-12-01
- https://patchwork.kernel.org/patch/9882449/
- https://github.com/torvalds/linux/commit/71bb99a02b32b4cc4265118e85f6035ca72923f0
- 102084 vdb-entry