Double free vulnerability in epan/dissectors/packet-nlm.c in the NLM dissector in…
Priority LOW 28CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
Double free vulnerability in epan/dissectors/packet-nlm.c in the NLM dissector in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1, when the "Match MSG/RES packets for async NLM" option is enabled, allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Why it matters now
EPSS 0.01518 74th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
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 · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:* | 1.12.0 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* | 1.12.1 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* | 1.12.2 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* | 1.12.3 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* | 1.12.4 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:* | 1.12.5 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:* | 1.12.6 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:* | 1.12.7 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:* | 1.12.8 | Vulnerable | Wireshark Foundation |
| cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:* | 2.0.0 | Vulnerable | Wireshark Foundation |
- cpe:2.3:a:wireshark:wireshark:1.12.0:*:*:*:*:*:*:* Versions 1.12.0 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.1:*:*:*:*:*:*:* Versions 1.12.1 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.2:*:*:*:*:*:*:* Versions 1.12.2 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.3:*:*:*:*:*:*:* Versions 1.12.3 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.4:*:*:*:*:*:*:* Versions 1.12.4 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.5:*:*:*:*:*:*:* Versions 1.12.5 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.6:*:*:*:*:*:*:* Versions 1.12.6 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.7:*:*:*:*:*:*:* Versions 1.12.7 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:1.12.8:*:*:*:*:*:*:* Versions 1.12.8 Vulnerable ·Wireshark Foundation
- cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Wireshark Foundation
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8718
- 2026-10-03 Alias added: GHSA-6f3w-5x95-c4m7
References
More Wireshark Foundation Wireshark vulnerabilities
- TI-2026-53718 Heap-based Buffer Overflow in Wireshark CVSS 3.1CRITICAL 9.8
- TI-2026-63612 Heap-based Buffer Overflow in Wireshark CVSS 3.1HIGH 8.8
- TI-2024-16149 A buffer overflow in Wireshark before 4.2.0 allows a remote attacker to cause a denial of… CVSS 3.1HIGH 7.5
- TI-2010-00291 Multiple buffer overflows in the LWRES dissector in Wireshark 0.9.15 through 1.0.10 and… CVSS 2.0HIGH 7.5
- TI-2026-63614 Heap-based Buffer Overflow in Wireshark CVSS 3.1HIGH 8.1
- TI-2014-01823 Buffer overflow in the mpeg_read function in wiretap/mpeg.c in the MPEG parser in… CVSS 2.0HIGH 9.3
Sources
- CVE-2015-8718 · CVE Program
- CVE-2015-8718 · NVD
- FIRST EPSS
- GHSA-6f3w-5x95-c4m7 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8718 · Red Hat security data · CC BY 4.0
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