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Fencer Vulns
critical 9.3

CVE-2009-0139 json

Integer overflow in the SMB component in Apple Mac OS X 10.5.6 allows remote SMB servers to cause a denial of service (system shutdown) or…

published 2009-02-13 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-0148

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 86%
public exploits
0
none known

Summary

Integer overflow in the SMB component in Apple Mac OS X 10.5.6 allows remote SMB servers to cause a denial of service (system shutdown) or execute arbitrary code via a crafted SMB file system that triggers a heap-based buffer overflow.

Patch / fix

Exploit prediction

2.86% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.