{"cve":"CVE-2009-0834","nvd":{"published":"2009-03-06T11:30:02.627","modified":"2026-06-16T23:05:54.427","status":"Modified","description":"The audit_syscall_entry function in the Linux kernel 2.6.28.7 and earlier on the x86_64 platform does not properly handle (1) a 32-bit process making a 64-bit syscall or (2) a 64-bit process making a 32-bit syscall, which allows local users to bypass certain syscall audit configurations via crafted syscalls, a related issue to CVE-2009-0342 and CVE-2009-0343.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ccbe495caa5e604b04d5a31d7459a6f6a76a756c","http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00002.html","http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html","http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html","http://marc.info/?l=linux-kernel&m=123579056530191&w=2"],"products":["canonical:ubuntu_linux","debian:debian_linux","linux:linux_kernel","opensuse:opensuse","redhat:enterprise_linux_desktop","redhat:enterprise_linux_eus","redhat:enterprise_linux_server","redhat:enterprise_linux_server_aus","redhat:enterprise_linux_workstation","suse:linux_enterprise_desktop","suse:linux_enterprise_server","suse:linux_enterprise_software_development_kit"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0834","score":0.00441,"percentile":0.38333,"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."]}