Description
Buffer overflow in BlueZ 5.41 and earlier allows an attacker to execute arbitrary code via the parse_line function used in some userland utilities.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| BlueZ Project | BlueZ | 5.41 and earlier | — |
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 | bluez | 5.43-1 | — |
| Debian 13 | bluez | 5.43-1 | — |
| Debian 12 | bluez | 5.43-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | bluez | 5.48-0ubuntu3.4 | USN-4311-1 |
| Ubuntu 16.04 LTS | bluez | 5.37-0ubuntu5.3 | USN-4311-1 |
| Ubuntu 14.04 LTS | bluez | 4.101-0ubuntu13.3 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | bluez | 5.13-5.4.1 | SUSE-SU-2018:1778-1 |
| SLES 12 SP1 | bluez | 5.13-3.10.1 | SUSE-SU-2019:0510-1 |
| SLES 12 | bluez | 5.13-3.10.1 | SUSE-SU-2019:0510-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | bluez | 5.13-5.4.1 | SUSE-SU-2018:1778-1 |
| SLES for SAP 12 SP1 | bluez | 5.13-3.10.1 | SUSE-SU-2019:0510-1 |
Advisories 3
- USN-4311-1 bluez vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- SUSE-SU-2019:0510-1 Security update for bluez SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:1778-1 Security update for bluez SUSE / openSUSE Security Updates · Feb 4, 2026
References
- JVN#38755305 third-party-advisory
- https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=8514068150759c1d6a46d4605d2351babfde1601
- 95067 vdb-entry
- USN-4311-1 vendor-advisory