The ip6gre_err function in net/ipv6/ip6_gre.c in the Linux kernel allows remote attackers…
Priority MEDIUM 51CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
The ip6gre_err function in net/ipv6/ip6_gre.c in the Linux kernel allows remote attackers to have unspecified impact via vectors involving GRE flags in an IPv6 packet, which trigger an out-of-bounds access.
Why it matters now
EPSS 0.05578 92nd 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 · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 3.7 to before 3.10.106; 3.11 to before 3.12.71; 3.13 to before 3.16.41; 3.17 to before 3.18.49; 3.19 to before 4.4.50; 4.5 to before 4.9.11 | Vulnerable | Linux |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 3.7 to before 3.10.106; 3.11 to before 3.12.71; 3.13 to before 3.16.41; 3.17 to before 3.18.49; 3.19 to before 4.4.50; 4.5 to before 4.9.11 Vulnerable ·Linux
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise MRG 2 | Affected | No fix planned: Will not fix |
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2017-5897
- 2026-10-03 Alias added: GHSA-9v6g-jchr-3755
References
Sources
- CVE-2017-5897 · CVE Program
- CVE-2017-5897 · NVD
- FIRST EPSS
- GHSA-9v6g-jchr-3755 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-5897 · Red Hat security data · CC BY 4.0
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