CVE-2026-86515: Resource Consumption in vgmstream
Description
A security vulnerability has been detected in vgmstream up to r2117. Impacted is the function add_entry of the file src/meta/txtp_parser.c of the component txtp. Such manipulation of the argument range_start/range_end leads to resource consumption. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The name of the patch is 4b6a02dd1aff6428255db912563d77d4cb0a143e. It is advisable to implement a patch to correct this issue.
CVSS v4.0
Score 5.3medium
Affected software
vgmstream
cpe:2.3:a:vgmstream:vgmstream:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in vgmstream's txtp component arises from improper handling of the range_start and range_end arguments in the add_entry function, leading to resource consumption. The flaw can be triggered remotely without authentication or user interaction, potentially allowing an attacker to degrade service availability. Public exploit code has been disclosed. The patch commit 4b6a02dd1aff6428255db912563d77d4cb0a143e is referenced as the fix. No further details on remediation level or vendor advisory are provided.
Potential Impact
Exploitation of this vulnerability can lead to resource consumption, which may degrade or disrupt service availability of vgmstream. There is no indication of privilege escalation, data confidentiality, or integrity impact. The attack vector is network-based and does not require privileges or user interaction, increasing the risk of remote exploitation.
Mitigation Recommendations
A patch identified by commit 4b6a02dd1aff6428255db912563d77d4cb0a143e is available and should be applied to remediate this vulnerability. Patch status is not yet confirmed by a vendor advisory; users should verify the patch applicability and monitor official sources for updates. Until patched, consider limiting exposure of the vulnerable component to untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-07T19:18:15.498Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a9f7bfcacd9273b49e26a6b
Added to database: 09/08/2026, 03:07:40 UTC
Last enriched: 09/08/2026, 03:23:02 UTC
Last updated: 10/22/2026, 01:15:26 UTC
Views: 85
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