{"cve":"CVE-2007-4573","nvd":{"published":"2007-09-24T22:17:00.000","modified":"2026-06-16T22:44:21.527","status":"Modified","description":"The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://fedoranews.org/updates/FEDORA-2007-229.shtml","http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.35.3","http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00001.html","http://lkml.org/lkml/2007/9/21/512","http://lkml.org/lkml/2007/9/21/513"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T19:48:28.501292361+00:00"},"epss":{"cve":"CVE-2007-4573","score":0.0082,"percentile":0.5727,"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."]}