CVE-2026-122056
Openscap: one-byte heap buffer overflow in sds-compose may lead to denial-of-service
CVSS 3.1 5.9 MEDIUMCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-122056
PublishedA flaw was found in OpenSCAP. A heap-based buffer overflow can occur when processing a specially crafted Extensible Configuration Checklist Description Format (XCCDF) document using the sds-compose option. An attacker could exploit this vulnerability to corrupt memory, resulting in an application crash and a Denial of Service (DoS).
Read the publisher's advisoryAffected versions, risk and source history
Related advisories and sources
Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.
CVE-2026-122056 · CVE overview and exploitation status
cve-program · CVE-2026-122056
Related changes
Linked by CVE identifier- Openscap: one-byte heap buffer overflow in sds-compose may lead to denial-of-service · Advisory content revised · 11 Nov 2026
- Openscap: one-byte heap buffer overflow in sds-compose may lead to denial-of-service · Newly collected advisory · 9 Nov 2026