Buffer overflow in the CCdecode function in contrib/ntsc-cc.c in the zvbi-ntsc-cc tool in…
Priority LOW 37Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in the CCdecode function in contrib/ntsc-cc.c in the zvbi-ntsc-cc tool in Zapping VBI Library (ZVBI) before 0.2.25 allows attackers to cause a denial of service (application crash) and possibly execute arbitrary code via long data during a reception error. NOTE: some of these details are obtained from third party information.
Why it matters now
EPSS 0.022 82nd 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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zapping:zapping_vbi_library:0.2.20:*:*:*:*:*:*:* | 0.2.20 | Vulnerable | Zapping |
| cpe:2.3:a:zapping:zapping_vbi_library:0.2.21:*:*:*:*:*:*:* | 0.2.21 | Vulnerable | Zapping |
| cpe:2.3:a:zapping:zapping_vbi_library:0.2.22:*:*:*:*:*:*:* | 0.2.22 | Vulnerable | Zapping |
| cpe:2.3:a:zapping:zapping_vbi_library:0.2.23:*:*:*:*:*:*:* | 0.2.23 | Vulnerable | Zapping |
| cpe:2.3:a:zapping:zapping_vbi_library:0.2.24:*:*:*:*:*:*:* | 0.2.24 | Vulnerable | Zapping |
- cpe:2.3:a:zapping:zapping_vbi_library:0.2.20:*:*:*:*:*:*:* Versions 0.2.20 Vulnerable ·Zapping
- cpe:2.3:a:zapping:zapping_vbi_library:0.2.21:*:*:*:*:*:*:* Versions 0.2.21 Vulnerable ·Zapping
- cpe:2.3:a:zapping:zapping_vbi_library:0.2.22:*:*:*:*:*:*:* Versions 0.2.22 Vulnerable ·Zapping
- cpe:2.3:a:zapping:zapping_vbi_library:0.2.23:*:*:*:*:*:*:* Versions 0.2.23 Vulnerable ·Zapping
- cpe:2.3:a:zapping:zapping_vbi_library:0.2.24:*:*:*:*:*:*:* Versions 0.2.24 Vulnerable ·Zapping
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-3121
- 2026-10-03 Alias added: GHSA-6j56-64r4-665f
References
Sources
- CVE-2007-3121 · CVE Program
- CVE-2007-3121 · NVD
- FIRST EPSS
- GHSA-6j56-64r4-665f · GitHub Advisory Database · CC BY 4.0
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