Unrated severityNVD Advisory· Published Oct 12, 2006· Updated Jun 16, 2026

CVE-2006-4516

Description

Integer signedness error in FreeBSD 6.0-RELEASE allows local users to cause a denial of service (memory corruption and kernel panic) via a PT_LWPINFO ptrace command with a large negative data value that satisfies a signed maximum value check but is used in an unsigned copyout function call.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FreeBSD/FreeBSD2 versions
cpe:2.3:o:freebsd:freebsd:6.0:release:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:freebsd:freebsd:6.0:release:*:*:*:*:*:*
- (no CPE)range: =6.0-RELEASE

Patches

Vulnerability mechanics

References

labs.idefense.com/intelligence/vulnerabilities/display.phpnvdPatchVendor Advisory
secunia.com/advisories/22367nvd
www.securityfocus.com/bid/20440nvd
exchange.xforce.ibmcloud.com/vulnerabilities/29476nvd

News mentions

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