The icmp6_send function in net/ipv6/icmp.c in the Linux kernel through 4.8.12 omits a…
Priority MEDIUM 41CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The icmp6_send function in net/ipv6/icmp.c in the Linux kernel through 4.8.12 omits a certain check of the dst data structure, which allows remote attackers to cause a denial of service (panic) via a fragmented IPv6 packet.
Why it matters now
EPSS 0.05671 93rd 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 · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.8.10 to before 4.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:4.4.223:*:*:*:*:*:*:* | 4.4.223 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:4.9:rc6:*:*:*:*:*:* | 4.9 rc6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:4.9:rc7:*:*:*:*:*:* | 4.9 rc7 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 4.8.10 to before 4.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:4.4.223:*:*:*:*:*:*:* Versions 4.4.223 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:4.9:rc6:*:*:*:*:*:* Versions 4.9 rc6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:4.9:rc7:*:*:*:*:*:* Versions 4.9 rc7 Vulnerable ·Linux
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise MRG 2
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9919
- 2026-10-03 Alias added: GHSA-952c-5r47-vpqf
References
Patch 2
More Linux Kernel vulnerabilities
- TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
- TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2016-9919 · CVE Program
- CVE-2016-9919 · NVD
- FIRST EPSS
- GHSA-952c-5r47-vpqf · GitHub Advisory Database · CC BY 4.0
- CVE-2016-9919 · 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