Potential double-free in pulseaudio
Published Nov 19, 2020
6.1
MEDIUMCVSS 3.1
EPSS 0.30%
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
-
- Version 1:8.0StatusaffectedConstraints<1:8.0-0ubuntu3.14
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Canonical | PulseAudio | n/a |
|
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
- 1\
Running on/with
- 16.04
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.30% (0.00298) | 20.30th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.30% (0.00298) | 22.68th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00042) | 5.06th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Jan 6, 2022 | 1.47% (0.01474) | 32.51th | v1 |
| Jan 5, 2022 | 0.33% (0.00332) | 7.00th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.33% (0.00332) | 0.00th | v1 |
References (2)
- https://launchpad.net/bugs/1884738 vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory
- https://ubuntu.com/USN-4519-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://launchpad.net/bugs/1884738 | vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory | |
| https://ubuntu.com/USN-4519-1 | vendor-advisoryx_refsource_UBUNTUThird Party Advisory |
Change history (0)
No recorded changes yet.