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CVE-2010-2530

4.9 · MEDIUM

Multiple integer signedness errors in smb_subr.c in the netsmb module in the kernel in NetBSD 5.0.2 and earlier, FreeBSD, and Apple Mac OS X allow local users to cause a denial of service (panic) v…

Published Sep 29, 2010netbsdCWE-189EPSS 0.30%

Overview

CVE-2010-2530 is a medium-severity vulnerability affecting netbsd netbsd. It was published on September 29, 2010 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

Multiple integer signedness errors in smb_subr.c in the netsmb module in the kernel in NetBSD 5.0.2 and earlier, FreeBSD, and Apple Mac OS X allow local users to cause a denial of service (panic) via a negative size value in a /dev/nsmb ioctl operation, as demonstrated by a (1) SMBIOC_LOOKUP or (2) SMBIOC_OPENSESSION ioctl call.

Remediation

Check the references section for vendor advisories and patches from netbsd. Update netbsd 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
netbsdnetbsd0Affected

References

Refcvsweb.netbsd.org/bsdweb.cgi/src/sys/netsmb/smb_subr.c.diff?r1=1.34&r2=1.35&only_with_tag=MAIN&f=hRefwww.openwall.com/lists/oss-security/2010/07/12/6Refwww.openwall.com/lists/oss-security/2010/07/16/2Refwww.securityfocus.com/bid/41557Refcvsweb.netbsd.org/bsdweb.cgi/src/sys/netsmb/smb_subr.c.diff?r1=1.34&r2=1.35&only_with_tag=MAIN&f=hRefwww.openwall.com/lists/oss-security/2010/07/12/6Refwww.openwall.com/lists/oss-security/2010/07/16/2Refwww.securityfocus.com/bid/41557

How CyberStrike helps

Frequently asked questions

What is CVE-2010-2530?

CVE-2010-2530 is a medium-severity vulnerability affecting netbsd netbsd. It was published on September 29, 2010 and has a CVSS 2.0 base score of 4.9 (MEDIUM).

How severe is CVE-2010-2530?

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-2010-2530?

Check the references section for vendor advisories and patches from netbsd. Update netbsd 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-2010-2530?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2010-2530 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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