CVE-2020-15710: Potential double-free in pulseaudio

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-11-19 · updated 2026-06-17
Weakness: CWE-415

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

Canonical pulseaudio: 1:8.0-0ubuntu1, 1:8.0-0ubuntu2, 1:8.0-0ubuntu3, 1:8.0-0ubuntu3.1, 1:8.0-0ubuntu3.2, 1:8.0-0ubuntu3.3 (+10)

References

https://launchpad.net/bugs/1884738
https://ubuntu.com/USN-4519-1
https://launchpad.net/bugs/1884738
https://ubuntu.com/USN-4519-1

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