Hercules Augeas fa.c re_case_expand null pointer dereference
Priority MEDIUM 55CWE-404Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Deferred Red Hat: fix deferred
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-404.
Summary
A vulnerability has been found in Hercules Augeas 1.14.1 and classified as problematic. This vulnerability affects the function re_case_expand of the file src/fa.c. The manipulation of the argument re leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00268 18th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix Deferred Red Hat: fix deferred
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 |
|---|---|---|---|---|---|
| Hercules | Augeas | 1.14.1 | — | No fix listed | CNA |
- Augeas VendorHercules Affected 1.14.1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-2588
- 2026-10-03 Alias added: GHSA-hxwj-c5vw-fwgp
References
More Augeas vulnerabilities
- TI-2017-05196 Heap-based buffer overflow in Red Hat augeas CVSS 3.0CRITICAL 9.8
- TI-2013-05366 The transform_save function in transform.c in Augeas 1.0.0 through 1.1.0 does not… CVSS 2.0MEDIUM 4.6
- TI-2012-00724 The clone_file function in transfer.c in Augeas before 1.0.0, when copy_if_rename_fails… CVSS 2.0LOW 3.7
- TI-2012-05325 The transform_save function in transform.c in Augeas before 1.0.0 allows local users to… CVSS 2.0LOW 3.3
- TI-2012-00723 The transform_save function in transform.c in Augeas before 1.0.0 allows local users to… CVSS 2.0LOW 3.3
Sources
- CVE-2025-2588 · CVE Program
- CVE-2025-2588 · NVD
- FIRST EPSS
- GHSA-hxwj-c5vw-fwgp · GitHub Advisory Database · CC BY 4.0
- CVE-2025-2588 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences