The arch_get_unmapped_area function in mmap.c in the PaX patches for Linux kernel 2.6…
Priority LOW 13Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
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.
Why it matters now
EPSS 0.00931 60th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:the_pax_team:pax_linux:2.6.5:*:*:*:*:*:*:* | 2.6.5 | Vulnerable | The Pax Team |
| cpe:2.3:o:gentoo:linux:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | gentoo |
- cpe:2.3:a:the_pax_team:pax_linux:2.6.5:*:*:*:*:*:*:* Versions 2.6.5 Vulnerable ·The Pax Team
- cpe:2.3:o:gentoo:linux:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·gentoo
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-1983
- 2026-10-03 Alias added: GHSA-8mvh-8fhc-49qf
References
Sources
- CVE-2004-1983 · CVE Program
- CVE-2004-1983 · NVD
- FIRST EPSS
- GHSA-8mvh-8fhc-49qf · GitHub Advisory Database · CC BY 4.0
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