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Fencer Vulns
low 2.1

CVE-2005-0975 json

Integer signedness error in the parse_machfile function in the mach-o loader (mach_loader.c) for the Darwin Kernel as used in Mac OS X 10.3…

published 2005-04-22 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0976

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

Integer signedness error in the parse_machfile function in the mach-o loader (mach_loader.c) for the Darwin Kernel as used in Mac OS X 10.3.7, and other versions before 10.3.9, allows local users to cause a denial of service (CPU consumption) via a crafted mach-o header.

Patch / fix

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • felinemenace.org http://felinemenace.org/advisories/macosx.txt referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/12314 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

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.