owntone-server DACP Request src/httpd_dacp.c dacp_reply_playqueueedit_move null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in owntone-server. Impacted is the function dacp_reply_playqueueedit_move of the file src/httpd_dacp.c of the component DACP Request Handler. Executing a manipulation can lead to null pointer dereference. This vulnerability appears as CVE-2025-63648. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic was found in owntone-server (affected version unknown). This vulnerability affects the function dacp_reply_playqueueedit_move of the file src/httpd_dacp.c of the component DACP Request Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

A NULL pointer dereference in the dacp_reply_playqueueedit_move function (src/httpd_dacp.c) of owntone-server commit b7e385f allows attackers to cause a Denial of Service (DoS) via sending a crafted DACP request to the server.

The advisory is shared for download at github.com. This vulnerability was named CVE-2025-63648 since 10/27/2025. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available.

Applying the patch 5f526c7a7e08c567a5c72421d74a79dafdd07621 is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 5f526c7a7e08c567a5c72421d74a79dafdd07621

Timelineinfo

10/27/2025 CVE reserved
01/20/2026 +85 days Advisory disclosed
01/20/2026 +0 days VulDB entry created
02/14/2026 +25 days VulDB entry last update

Sourcesinfo

Advisory: 1933
Status: Confirmed

CVE: CVE-2025-63648 (🔒)
GCVE (CVE): GCVE-0-2025-63648
GCVE (VulDB): GCVE-100-342028

Entryinfo

Created: 01/20/2026 23:02
Updated: 02/14/2026 02:27
Changes: 01/20/2026 23:02 (57), 02/14/2026 02:27 (11)
Complete: 🔍
Cache ID: 216::103

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