Out-of-bounds read in rxvt
Priority LOW 37CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
Rxvt 2.7.10 is vulnerable to a denial of service attack by passing the value -2^31 inside a terminal escape code, which results in a non-invertible integer that eventually leads to a segfault due to an out of bounds read.
Why it matters now
EPSS 0.02377 83rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| The RXVT Project | rxvt | 2.7.10 | — | No fix listed | CNA |
- rxvt VendorThe RXVT Project Affected 2.7.10 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:rxvt_project:rxvt:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | The RXVT Project |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:rxvt_project:rxvt:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·The RXVT Project
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-7483
- 2026-10-03 Alias added: GHSA-9j3p-4pfr-4vxw
References
More The RXVT Project Rxvt vulnerabilities
- TI-2021-12881 rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote)… CVSS 3.1HIGH 8.8
Sources
- CVE-2017-7483 · CVE Program
- CVE-2017-7483 · NVD
- FIRST EPSS
- GHSA-9j3p-4pfr-4vxw · GitHub Advisory Database · CC BY 4.0
- CVE-2017-7483 · 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