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CVE-2011-4330

7.2 · HIGH

Stack-based buffer overflow in the hfs_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via an…

Published Jan 27, 2012linuxCWE-119EPSS 0.44%

Overview

CVE-2011-4330 is a high-severity vulnerability affecting linux linux_kernel. It was published on January 27, 2012 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Stack-based buffer overflow in the hfs_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via an HFS image with a crafted len field.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
linuxlinux_kernel>= 0, < 3.0.10Affected

References

Refgit.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=bc5b8a9003132ae44559edd63a1623Refwww.openwall.com/lists/oss-security/2011/11/21/14Refwww.openwall.com/lists/oss-security/2011/11/21/5Refwww.securityfocus.com/bid/50750Refbugzilla.redhat.com/show_bug.cgi?id=755431Reflkml.org/lkml/2011/11/9/303Refgit.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=bc5b8a9003132ae44559edd63a1623Refwww.openwall.com/lists/oss-security/2011/11/21/14Refwww.openwall.com/lists/oss-security/2011/11/21/5Refwww.securityfocus.com/bid/50750

How CyberStrike helps

Frequently asked questions

What is CVE-2011-4330?

CVE-2011-4330 is a high-severity vulnerability affecting linux linux_kernel. It was published on January 27, 2012 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2011-4330?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-4330?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-4330?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-4330 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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