{"cve":"CVE-2023-34323","nvd":{"published":"2024-01-05T17:15:08.493","modified":"2026-06-17T06:03:23.360","status":"Modified","description":"When a transaction is committed, C Xenstored will first check\nthe quota is correct before attempting to commit any nodes.  It would\nbe possible that accounting is temporarily negative if a node has\nbeen removed outside of the transaction.\n\nUnfortunately, some versions of C Xenstored are assuming that the\nquota cannot be negative and are using assert() to confirm it.  This\nwill lead to C Xenstored crash when tools are built without -DNDEBUG\n(this is the default).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://xenbits.xenproject.org/xsa/advisory-440.html","http://xenbits.xen.org/xsa/advisory-440.html","https://xenbits.xenproject.org/xsa/advisory-440.html"],"products":["xen:xen"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-34323","score":0.00245,"percentile":0.15839,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}