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CVE-2009-0131

4.9 · MEDIUM

The UFS implementation in the kernel in Sun OpenSolaris snv_29 through snv_90 allows local users to cause a denial of service (panic) via the single posix_fallocate test in the SUSv3 POSIX test sui…

Published Jan 15, 2009sunEPSS 0.31%

Overview

CVE-2009-0131 is a medium-severity vulnerability affecting sun opensolaris. It was published on January 15, 2009 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The UFS implementation in the kernel in Sun OpenSolaris snv_29 through snv_90 allows local users to cause a denial of service (panic) via the single posix_fallocate test in the SUSv3 POSIX test suite, related to an F_ALLOCSP fcntl call.

Remediation

Check the references section for vendor advisories and patches from sun. Update opensolaris 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

References

Refbugs.opensolaris.org/view_bug.do?bug_id=6711995Refsunsolve.sun.com/search/document.do?assetkey=1-26-239188-1Refwww.securityfocus.com/bid/33267Refwww.securitytracker.com/id?1021600Refbugs.opensolaris.org/view_bug.do?bug_id=6711995Refsunsolve.sun.com/search/document.do?assetkey=1-26-239188-1Refwww.securityfocus.com/bid/33267Refwww.securitytracker.com/id?1021600

How CyberStrike helps

Frequently asked questions

What is CVE-2009-0131?

CVE-2009-0131 is a medium-severity vulnerability affecting sun opensolaris. It was published on January 15, 2009 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

How severe is CVE-2009-0131?

This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. 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-2009-0131?

Check the references section for vendor advisories and patches from sun. Update opensolaris 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-2009-0131?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0131 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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