CVE-2026-92823 Details
Description
A flaw was found in libmodulemd. In builds with rpmio support enabled, compressed modulemd YAML is decompressed through a custom read handler that does not enforce a cumulative decompressed-size limit before parsing. An attacker who can supply a highly compressible compressed YAML file can cause excessive CPU and memory consumption, resulting in a denial of service.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Oct 21, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-409 | Improper Handling of Highly Compressed Data (Data Amplification) | [email protected] |
Affected Products
No affected product data is available for this CVE.
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 6, 2026 | CVE Modified | [email protected] |
| Nov 6, 2026 | CVE Modified | [email protected] |
| Oct 30, 2026 | CVE Modified | [email protected] |
| Oct 21, 2026 | CVE Modified | CISA-ADP |
| Oct 21, 2026 | New CVE Received | [email protected] |