Description
A heap address information leak while using L2CAP_GET_CONF_OPT was discovered in the Linux kernel before 5.1-rc1.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Linux | before 5.1-rc1, fixed in 5.1-rc1 | — |
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 | 4.19.37-1 | — |
| Debian 13 | linux | 4.19.37-1 | — |
| Debian 12 | linux | 4.19.37-1 | — |
| Debian 8 | linux | 3.16.68-1 | DLA-1799-1 |
| Debian 8 | linux-4.9 | 4.9.168-1~deb8u1 | DLA-1771-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-gcp-6.11 +4 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gke +3 | No fix yet | — |
| Ubuntu 18.04 LTS | linux | 4.15.0-47.50 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-aws | 4.15.0-1035.37 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-azure | 4.18.0-1014.14~18.04.1 | USN-3930-2 |
| Ubuntu 18.04 LTS | linux-gcp | 4.15.0-1029.31 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-gcp-edge | 4.18.0-1008.9~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-hwe | 4.18.0-17.18~18.04.1 | USN-3930-2 |
| Ubuntu 18.04 LTS | linux-kvm | 4.15.0-1031.31 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-oem | 4.15.0-1035.40 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-oracle | 4.15.0-1010.12 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-raspi2 | 4.15.0-1033.35 | USN-3931-1 |
| Ubuntu 18.04 LTS | linux-snapdragon | 4.15.0-1053.57 | — |
| Ubuntu 16.04 LTS | linux | 4.4.0-145.171 | USN-3932-1 |
| Ubuntu 16.04 LTS | linux-aws | 4.4.0-1079.89 | USN-3932-1 |
| Ubuntu 16.04 LTS | linux-aws-hwe | 4.15.0-1035.37~16.04.1 | USN-3931-2 |
| Ubuntu 16.04 LTS | linux-azure | 4.15.0-1041.45 | USN-3931-2 |
| Ubuntu 16.04 LTS | linux-gcp | 4.15.0-1029.31~16.04.1 | USN-3931-2 |
| Ubuntu 16.04 LTS | linux-hwe | 4.15.0-47.50~16.04.1 | USN-3931-2 |
| Ubuntu 16.04 LTS | linux-kvm | 4.4.0-1043.49 | USN-3932-1 |
| Ubuntu 16.04 LTS | linux-oracle | 4.15.0-1010.12~16.04.1 | USN-3931-2 |
| Ubuntu 16.04 LTS | linux-raspi2 | 4.4.0-1106.114 | USN-3932-1 |
| Ubuntu 16.04 LTS | linux-snapdragon | 4.4.0-1110.115 | USN-3932-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | linux | 3.13.0-168.218 | USN-3933-1 |
| Ubuntu 14.04 LTS | linux-aws | 4.4.0-1040.43 | USN-3932-2 |
| Ubuntu 14.04 LTS | linux-azure | 4.15.0-1041.45~14.04.1 | USN-3931-2 |
| Ubuntu 14.04 LTS | linux-lts-xenial | 4.4.0-144.170~14.04.1 | USN-3932-2 |
| Ubuntu Pro FIPS-updates 16.04 LTS | linux-fips | 4.4.0-1008.10 | — |
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | kernel-rt +12 | 4.18.0-147.rt24.93.el8 | RHSA-2019:3309 |
| RHEL 8 | perf +26 | 4.18.0-147.el8 | RHSA-2019:3517 |
| RHEL 7 | kernel-alt | 4.14.0-115.18.1.el7a | RHSA-2020:0740 |
| RHEL 7 | kernel-rt +10 | 3.10.0-1062.rt56.1022.el7 | RHSA-2019:2043 |
| RHEL 7 | perf +18 | 3.10.0-1062.el7 | RHSA-2020:0740, RHSA-2019:2029 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | kernel-azure +2 | 4.12.14-5.24.1 | SUSE-SU-2019:0785-1 |
| SLES 15 | kernel-default +3 | 4.12.14-150.14.2 | SUSE-SU-2019:0784-1 |
| SLES 15 | kernel-docs +2 | 4.12.14-150.14.1 | SUSE-SU-2019:0784-1 |
| SLES 12 SP4 | kernel-azure +2 | 4.12.14-6.9.1 | SUSE-SU-2019:0767-1 |
| SLES 12 SP4 | kernel-docs +4 | 4.12.14-95.13.1 | SUSE-SU-2019:0765-1 |
| SLES 12 SP3 | kernel-azure +2 | 4.4.176-4.25.1 | SUSE-SU-2019:0901-1 |
| SLES 12 SP3 | kernel-docs +4 | 4.4.175-94.79.1 | SUSE-SU-2019:0541-1 |
| SLES 12 SP2 | kernel-syms +2 | 4.4.121-92.101.1 | SUSE-SU-2019:0439-1 |
| SLES 12 SP2 | kgraft-patch-SLE12-SP2_Update_27 | 1-3.3.1 | SUSE-SU-2019:0439-1 |
| SLES 12 SP1 | kernel-xen +3 | 3.12.74-60.64.110.1 | SUSE-SU-2019:1289-1 |
| SLES 12 SP1 | kgraft-patch-SLE12-SP1_Update_33 | 1-2.3.1 | SUSE-SU-2019:1289-1 |
| SLES 12 SP1 | lttng-modules | 2.7.0-4.4.1 | SUSE-SU-2019:1289-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | kernel-ec2 | 3.12.74-60.64.110.1 | SUSE-SU-2019:1289-1 |
| SLES 11 SP4 | kernel-ec2 +8 | 3.0.101-108.98.1 | SUSE-SU-2019:14127-1 |
| SLES for SAP 12 SP4 | kernel-azure +2 | 4.12.14-6.9.1 | SUSE-SU-2019:0767-1 |
| SLES for SAP 12 SP4 | kernel-syms +2 | 4.12.14-95.13.1 | SUSE-SU-2019:0765-1 |
| SLES for SAP 12 SP3 | kernel-azure +2 | 4.4.176-4.25.1 | SUSE-SU-2019:0901-1 |
| SLES for SAP 12 SP3 | kernel-syms +2 | 4.4.175-94.79.1 | SUSE-SU-2019:0541-1 |
| SLES for SAP 12 SP2 | kernel-syms +2 | 4.4.121-92.101.1 | SUSE-SU-2019:0439-1 |
| SLES for SAP 12 SP2 | kgraft-patch-SLE12-SP2_Update_27 | 1-3.3.1 | SUSE-SU-2019:0439-1 |
| SLES for SAP 12 SP1 | kernel-xen +3 | 3.12.74-60.64.110.1 | SUSE-SU-2019:1289-1 |
| SLES for SAP 12 SP1 | kgraft-patch-SLE12-SP1_Update_33 | 1-2.3.1 | SUSE-SU-2019:1289-1 |
| SLES for SAP 12 SP1 | lttng-modules | 2.7.0-4.4.1 | SUSE-SU-2019:1289-1 |
| SLE Real Time 12 SP3 | kernel-rt +3 | 4.4.172-3.35.1 | SUSE-SU-2019:0470-1 |
| SLE Live Patching 15 | kernel-default | 4.12.14-150.14.2 | SUSE-SU-2019:0784-1 |
| SLE Live Patching 15 | kernel-livepatch-SLE15_Update_9 | 1-1.9.3 | SUSE-SU-2019:0784-1 |
| SLE Live Patching 12 SP4 | kgraft-patch-SLE12-SP4_Update_3 | 1-6.7.1 | SUSE-SU-2019:0765-1 |
| SLE Live Patching 12 SP3 | kgraft-patch-SLE12-SP3_Update_23 | 1-4.7.1 | SUSE-SU-2019:0541-1 |
| SUSE OpenStack Cloud 7 | kernel-syms +2 | 4.4.121-92.101.1 | SUSE-SU-2019:0439-1 |
| SUSE OpenStack Cloud 7 | kgraft-patch-SLE12-SP2_Update_27 | 1-3.3.1 | SUSE-SU-2019:0439-1 |
| SUSE Enterprise Storage 4 | kernel-syms +2 | 4.4.121-92.101.1 | SUSE-SU-2019:0439-1 |
| SUSE Enterprise Storage 4 | kgraft-patch-SLE12-SP2_Update_27 | 1-3.3.1 | SUSE-SU-2019:0439-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.0 | kernel-source | 4.12.14-lp150.12.48.1 | openSUSE-SU-2019:0203-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | perf +8 | 4.14.114-103.97.amzn2 | ALAS2-2019-1201 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | perf +19 | 4.18.0-147.el8 | ELSA-2019-3517 |
| Oracle Linux 7 | kernel-uek +5 | 4.1.12-124.28.1.el7uek | ELSA-2019-4670 |
| Oracle Linux 7 | perf +12 | 3.10.0-1062.el7 | ELSA-2019-2029 |
Advisories 28
- USN-3931-1 linux, linux-aws, linux-gcp, linux-kvm, linux-oem, linux-oracle, linux-raspi2 vulnerabilities Ubuntu Security Notices (USN) · Sep 7, 2026
- USN-3931-2 linux-hwe, linux-aws-hwe, linux-azure, linux-gcp, linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Sep 7, 2026
- USN-3930-2 linux-hwe, linux-azure vulnerabilities Ubuntu Security Notices (USN) · Sep 7, 2026
- USN-3932-2 linux-lts-xenial, linux-aws vulnerabilities Ubuntu Security Notices (USN) · Sep 7, 2026
- RHSA-2019:3517 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 5, 2026
- RHSA-2019:2043 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2019:2029 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- RHSA-2020:0740 Red Hat Security Advisory: kernel-alt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:3309 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-3932-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-3933-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-1799-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1771-1 linux-4.9 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:0784-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0765-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0901-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1289-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0541-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0470-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:14127-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0785-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:0203-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2019:0767-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- SUSE-SU-2019:0439-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2019-3517 Important: kernel security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 14, 2019
- ELSA-2019-2029 Important: kernel security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2019
- ELSA-2019-4670 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jun 4, 2019
- ALAS2-2019-1201 Important: kernel security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · May 3, 2019
References
- [oss-security] 20190111 Linux kernel: Bluetooth: two remote infoleaks (CVE-2019-3459, CVE-2019-3460) mailing-list
- [linux-bluetooth] 20190110 [PATCH 1/2] Bluetooth: check message types in l2cap_get_conf_opt mailing-list
- https://git.kernel.org/linus/7c9cbd0b5e38a1672fcd137894ace3b042dfbf69
- https://bugzilla.redhat.com/show_bug.cgi?id=1663176
- https://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-3459.html
- https://bugzilla.novell.com/show_bug.cgi?id=1120758
- [debian-lts-announce] 20190503 [SECURITY] [DLA 1771-1] linux-4.9 security update mailing-list
- [debian-lts-announce] 20190528 [SECURITY] [DLA 1799-1] linux security update mailing-list
- [debian-lts-announce] 20190528 [SECURITY] [DLA 1799-2] linux security update mailing-list
- [oss-security] 20190627 Re: linux-distros membership application - Microsoft mailing-list
- [oss-security] 20190627 Re: linux-distros membership application - Microsoft mailing-list
- [oss-security] 20190628 Re: linux-distros membership application - Microsoft mailing-list
- [oss-security] 20190628 Re: linux-distros membership application - Microsoft mailing-list
- RHSA-2019:2043 vendor-advisory
- RHSA-2019:2029 vendor-advisory
- [oss-security] 20190811 Re: linux-distros membership application - Microsoft mailing-list
- RHSA-2019:3309 vendor-advisory
- RHSA-2019:3517 vendor-advisory
- RHSA-2020:0740 vendor-advisory