CVE-2021-38383
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
CVE-2021-38383- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List No score
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
CVE-2021-38383- Updated
- 2026-11-02
EUVDEUVD-2021-24836 No score
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
EUVD-2021-24836- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h63m-522m-f339
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
GHSA-h63m-522m-f339- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-416
- Updated
- 2026-11-02
OSVALPINE-CVE-2021-38383
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
ALPINE-CVE-2021-38383- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
OSV
OwnTone (aka owntone-server) through 28.1 has a use-after-free in net_bind() in misc.c.
- Record
CVE-2021-38383- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11135-1 No score
owntone-28.2-1.2 on GA media
These are all security issues fixed in the owntone-28.2-1.2 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11135-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
live-mediaAlpine:v3.16 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.17 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.18 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.19 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.20 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.21 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.22 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.23 |
before 2022.02.07-r0 | 2022.02.07-r0 |
live-mediaAlpine:v3.24 |
before 2022.02.07-r0 | 2022.02.07-r0 |
owntoneopenSUSE:Tumbleweed |
before 28.2-1.2 | 28.2-1.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, references | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38383 is a critical vulnerability (CVSS 9.8) in Owntone Server, published August 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.23%, the 68th percentile. Fixed in live-media 2022.02.07-r0.