Unrated severityNVD Advisory· Published Dec 4, 2009· Updated Jun 16, 2026
CVE-2009-4020
CVE-2009-4020
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
15- userweb.kernel.org/~akpm/mmotm/broken-out/hfs-fix-a-potential-buffer-overflow.patchnvdPatch
- lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.htmlnvd
- marc.infonvd
- secunia.com/advisories/38276nvd
- secunia.com/advisories/39742nvd
- support.avaya.com/css/P8/documents/100073666nvd
- www.debian.org/security/2010/dsa-2005nvd
- www.novell.com/linux/security/advisories/2010_23_kernel.htmlnvd
- www.openwall.com/lists/oss-security/2009/12/04/1nvd
- bugzilla.redhat.com/show_bug.cginvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10091nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6750nvd
- rhn.redhat.com/errata/RHSA-2010-0046.htmlnvd
- rhn.redhat.com/errata/RHSA-2010-0095.htmlnvd
News mentions
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