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Fencer Vulns
low 2.1

CVE-2004-1983 json

The arch_get_unmapped_area function in mmap.c in the PaX patches for Linux kernel 2.6, when Address Space Layout Randomization (ASLR) is en…

published 2004-05-02 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-1975

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
1
Exploit-DB

Summary

The arch_get_unmapped_area function in mmap.c in the PaX patches for Linux kernel 2.6, when Address Space Layout Randomization (ASLR) is enabled, allows local users to cause a denial of service (infinite loop) via unknown attack vectors.

Patch / fix

Timeline

  1. Published
  2. First public exploit (EDB-24078)

Exploit prediction

0.93% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-24078 PaX 2.6 Kernel Patch - Denial of Service dos, 2004-05-03
  • securityfocus.com http://www.securityfocus.com/bid/10264 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.