# CVE-2014-3153: Linux Kernel Privilege Escalation Vulnerability

Source: https://junglewise.ai/threats/cve-2014-3153-linux-kernel-privilege-escalation-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-25. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2014-3153 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2022-05-25

The futex_requeue function in kernel/futex.c in the Linux kernel does not ensure that calls have two different futex addresses. This flaw allows local users to gain privileges via a crafted FUTEX_REQUEUE command that facilitates unsafe waiter modification.

Technologies: [Linux Kernel](https://junglewise.ai/threats/technologies/kernel). Vendors: [Linux](https://junglewise.ai/threats/vendors/linux).

## Quick answers

**Is CVE-2014-3153 exploited in the wild?** Yes. CVE-2014-3153 is known to be exploited in the wild, first recorded on 25 May 2022. Treat it as urgent.

**How severe is CVE-2014-3153?** Critical severity, with a CVSS score of 7.8, published 25 May 2022.

**Which products and versions are affected?** Linux Linux Kernel through 3.14.5.

**Is there a fix for CVE-2014-3153?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2014-3153 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2014-3153?** Check whether you run Linux Kernel. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Linux Linux Kernel through 3.14.5

## Timeline

- 2014-06-05: disclosed: Public discussion on oss-security mailing list
- 2022-05-25: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

## Related threats

- [Linux kernel xen-netback double unmap memory corruption](https://junglewise.ai/threats/cve-2026-99287-in-the-linux-kernel-the-following-vulnerability-has-been-resolved)
- [Linux kernel PMC uninitialized clock rate in 32-bit Tegra](https://junglewise.ai/threats/cve-2026-99259-in-the-linux-kernel-the-following-vulnerability-has-been-resolved)
- [Linux kernel x86 Hyper-V memory access violation](https://junglewise.ai/threats/cve-2026-99258-in-the-linux-kernel-the-following-vulnerability-has-been-resolved)
- [Linux kernel io_uring signal loss in worker exit](https://junglewise.ai/threats/cve-2026-99228-in-the-linux-kernel-the-following-vulnerability-has-been-resolved)
- [Linux kernel mv643xx_eth NULL pointer dereference in PHY probe](https://junglewise.ai/threats/cve-2026-99197-in-the-linux-kernel-the-following-vulnerability-has-been-resolved)