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CVE-2009-4020 Details

Description

Stack-based buffer overflow in the hfs subsystem in the Linux kernel 2.6.32 allows remote attackers to have an unspecified impact via a crafted Hierarchical File System (HFS) filesystem, related to the hfs_readdir function in fs/hfs/dir.c.

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://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html	CVE
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html	CVE
http://marc.info/?l=linux-mm-commits&m=125987755823047&w=2	CVE
https://bugzilla.redhat.com/show_bug.cgi?id=540736	CVE
http://secunia.com/advisories/38276	CVE
http://secunia.com/advisories/39742	CVE
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10091	CVE
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6750	CVE
https://rhn.redhat.com/errata/RHSA-2010-0046.html	CVE
https://rhn.redhat.com/errata/RHSA-2010-0095.html	CVE
http://support.avaya.com/css/P8/documents/100073666	CVE
http://userweb.kernel.org/~akpm/mmotm/broken-out/hfs-fix-a-potential-buffer-overflow.patch	CVE	Patch
http://www.debian.org/security/2010/dsa-2005	CVE
http://www.novell.com/linux/security/advisories/2010_23_kernel.html	CVE
http://www.openwall.com/lists/oss-security/2009/12/04/1	CVE
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html	[email protected]
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html	[email protected]
http://marc.info/?l=linux-mm-commits&m=125987755823047&w=2	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=540736	[email protected]
http://secunia.com/advisories/38276	[email protected]
http://secunia.com/advisories/39742	[email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10091	[email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6750	[email protected]
https://rhn.redhat.com/errata/RHSA-2010-0046.html	[email protected]
https://rhn.redhat.com/errata/RHSA-2010-0095.html	[email protected]
http://support.avaya.com/css/P8/documents/100073666	[email protected]
http://userweb.kernel.org/~akpm/mmotm/broken-out/hfs-fix-a-potential-buffer-overflow.patch	[email protected]	Patch
http://www.debian.org/security/2010/dsa-2005	[email protected]
http://www.novell.com/linux/security/advisories/2010_23_kernel.html	[email protected]
http://www.openwall.com/lists/oss-security/2009/12/04/1	[email protected]

see all 30 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
linux linux kernel	2.6.32
CPE cpe:2.3:o:linux:linux_kernel:2.6.32:::::::* Remediation No remediation found in references.

Change History

8 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]
Feb 13, 2023	CVE Modified	[email protected]
Feb 2, 2023	CVE Modified	[email protected]
Sep 19, 2017	CVE Modified	[email protected]
Dec 7, 2009	Initial Analysis	[email protected]