ugrep before 7.6.0 Heap Buffer Over-read via .Z decompression
Priority LOW 21CWE-125Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
ugrep before 7.6.0 contains a heap buffer over-read vulnerability in the LZW decompressor when processing crafted .Z archive files. Attackers can supply malformed .Z files that cause the decompressor to read one byte past the allocated heap buffer, potentially crashing the process.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00168 6th percentileScored 2026-11-07
Fix Fixed ugrep (Genivia): 7.6.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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
Remediation
- Fix · CNA ugrep (Genivia) Fixed in 7.6.0
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2025-15614
- 2026-10-03 Alias added: GHSA-85v4-hj64-h8x4
References
More Genivia vulnerabilities
- TI-2019-15408 Genivia gSOAP 2.8 - 'gSOAP' Path Traversal CVSS 4.0HIGH 8.7
- TI-2019-15405 Genivia Crystal Live HTTP Server 6.01 - 'Crystal Live HTTP Server' Path Traversal CVSS 4.0HIGH 8.7
- TI-2020-10656 NULL pointer dereference in Genivia CVSS 3.1HIGH 7.5
- TI-2020-10653 NULL pointer dereference in Genivia gSOAP CVSS 3.1HIGH 7.5
- TI-2017-07148 Integer overflow in the soap_get function in Genivia gSOAP 2.7.x and 2.8.x before 2.8.48… CVSS 3.0HIGH 8.1
- TI-2020-10654 Integer overflow in Genivia CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-15614 · CVE Program
- CVE-2025-15614 · NVD
- FIRST EPSS
- GHSA-85v4-hj64-h8x4 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-15614 · 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