AIDE null pointer dereference when reading incorrectly encoded xattr attributes from database (local DoS)
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 5 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-476.
Summary
AIDE is an advanced intrusion detection environment. From versions 0.13 to 0.19.1, there is a null pointer dereference vulnerability in AIDE. An attacker can crash the program during report printing or database listing after setting extended file attributes with an empty attribute value or with a key containing a comma. A local user might exploit this to cause a local denial of service. This issue has been patched in version 0.19.2. A workaround involves removing xattrs group from rules matching files on affected file systems.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| aide | aide | 0.13 to before 0.19.2 | 0.19.2 | Patch available | CNA |
- aide Vendoraide Affected 0.13 to before 0.19.2 Fixed in 0.19.2 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:advanced_intrusion_detection_environment_project:advanced_intrusion_detection_environment:*:*:*:*:*:*:*:* | 0.13 to before 0.19.2 | Vulnerable | Advanced Intrusion Detection Environment Project |
- cpe:2.3:a:advanced_intrusion_detection_environment_project:advanced_intrusion_detection_environment:*:*:*:*:*:*:*:* Versions 0.13 to before 0.19.2 Vulnerable ·Advanced Intrusion Detection Environment Project
Remediation
- Fix · CNA aide (aide) Fixed in 0.19.2
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-54409
References
More Advanced Intrusion Detection Environment Project Advanced Intrusion Detection Environment vulnerabilities
- TI-2025-34197 AIDE improper output neutralization vulnerability CVSS 3.1MEDIUM 6.2
- TI-2021-20518 AIDE before 0.17.4 allows local users to obtain root privileges via crafted file metadata… CVSS 3.1HIGH 7.8
Sources
- CVE-2025-54409 · CVE Program
- CVE-2025-54409 · NVD
- FIRST EPSS
- CVE-2025-54409 · Red Hat security data · CC BY 4.0
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