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CVE-2009-0343 Details

Description

Niels Provos Systrace 1.6f and earlier on the x86_64 Linux platform allows local users to bypass intended access restrictions by making a 32-bit syscall with a syscall number that corresponds to a policy-compliant 64-bit syscall, related to race conditions that occur in monitoring 64-bit processes.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html	CVE
http://scary.beasts.org/security/CESA-2009-001.html	CVE	Exploit
http://www.citi.umich.edu/u/provos/systrace/	CVE
http://www.securityfocus.com/archive/1/500377/100/0/threaded	CVE
http://www.securityfocus.com/bid/33417	CVE	Exploit
http://scarybeastsecurity.blogspot.com/2009/01/bypassing-syscall-filtering.html	[email protected]
http://scary.beasts.org/security/CESA-2009-001.html	[email protected]	Exploit
http://www.citi.umich.edu/u/provos/systrace/	[email protected]
http://www.securityfocus.com/archive/1/500377/100/0/threaded	[email protected]
http://www.securityfocus.com/bid/33417	[email protected]	Exploit

see all 10 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-264	Permissions, Privileges, and Access Controls	[email protected]

Affected Products

Product	Versions
niels provos systrace	<= 1.6e 1.1 1.2 1.3 1.4
CPE cpe:2.3:a:niels_provos:systrace:::::::: cpe:2.3:a:niels_provos:systrace:1.1:::::::* cpe:2.3:a:niels_provos:systrace:1.2:::::::* cpe:2.3:a:niels_provos:systrace:1.3:::::::* cpe:2.3:a:niels_provos:systrace:1.4:::::::* cpe:2.3:a:niels_provos:systrace:1.5:::::::* cpe:2.3:a:niels_provos:systrace:1.6:::::::* cpe:2.3:a:niels_provos:systrace:1.6a:::::::* cpe:2.3:a:niels_provos:systrace:1.6b:::::::* cpe:2.3:a:niels_provos:systrace:1.6c:::::::* cpe:2.3:a:niels_provos:systrace:1.6d:::::::* Remediation No remediation found in references.
linux linux kernel	_nil_ _nil_
CPE cpe:2.3:o:linux:linux_kernel:_nil_:_nil_:x86_64:::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 23, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 11, 2018	CVE Modified	[email protected]
Jan 30, 2009	Initial Analysis	[email protected]