Description
Potential double free in Bluez 5 module of PulseAudio could allow a local attacker to leak memory or crash the program. The modargs variable may be freed twice in the fail condition in src/modules/bluetooth/module-bluez5-device.c and src/modules/bluetooth/module-bluez5-device.c. Fixed in 1:8.0-0ubuntu3.14.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Canonical | PulseAudio | 1:8.0 – < 1:8.0-0ubuntu3.14 | 1:8.0-0ubuntu3.14 |
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | pulseaudio | 1:8.0-0ubuntu3.14 | USN-4519-1 |
Advisories 1
- USN-4519-1 pulseaudio vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
References
- https://launchpad.net/bugs/1884738 vendor-advisory
- https://ubuntu.com/USN-4519-1 vendor-advisory