CVE-2014-3153
The futex_requeue function in kernel/futex.c in the Linux kernel through 3.14.5 does not ensure that calls have two different futex…
- 7.8HighCVSS base score
- 37.2%Exploitation in 30 daysEPSS · top 1.5% of all CVEs
- YesKnown exploitedin CISA's KEV since 25 May 2022
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The futex_requeue function in kernel/futex.c in the Linux kernel through 3.14.5 does not ensure that calls have two different futex addresses, which allows local users to gain privileges via a crafted FUTEX_REQUEUE command that facilitates unsafe waiter modification.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Linux Kernel Privilege Escalation Vulnerability.
- Added
- 25 May 2022
- Fix due (US federal)
- 15 Jun 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 25 May 2022.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it. A reference of the record is tagged as an exploit. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits3
Metasploit modules1 module
- Android 'Towelroot' Futex Requeue Kernel Exploit (Metasploit module) (opens in a new tab)
exploit/android/local/futex_requeueRank excellentdisclosed 3 May 2014
Exploit-DB1 entry
- Linux Kernel 3.14.5 (CentOS 7 / RHEL) - 'libfutex' Local Privilege Escalation (Exploit-DB entry) (opens in a new tab)
EDB-ID 35370local, linuxpublished 25 Nov 2014Not verified
References tagged exploit1 reference
- 35370 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By Chrome
- 35 days later
· 35 days later
Published
- 8 years later
· 8 years later
Added to CISA KEV
Known exploited in the wild
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 37.2% · top 1.5% of all CVEs (9 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
40
- 67906 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- openSUSE-SU-2014:0878 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20140605 Re: Linux kernel futex local privilege escalation (CVE-2014-3153) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 59029 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- DSA-2949 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- SUSE-SU-2014:1316 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2014:0796 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 59262 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 58990 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=13fbca4c6ecd96ec1a1cfa2e4f2ce191fe928a5e (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54a217887a7b658e2650c3feff22756ab80c7339 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e9c243a5a6de0be8e584c604d353412584b592f8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://linux.oracle.com/errata/ELSA-2014-3037.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 59153 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20140606 Re: Linux kernel futex local privilege escalation (CVE-2014-3153) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 59309 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://github.com/torvalds/linux/commit/e9c243a5a6de0be8e584c604d353412584b592f8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1030451 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- http://linux.oracle.com/errata/ELSA-2014-0771.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2014:0775 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2014:0800 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-2237-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SU-2014:1319 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://linux.oracle.com/errata/ELSA-2014-3039.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b3eaa9fc5cd0a4d74b18f6b8dc617aeaf1873270 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 58500 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-2240-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1103626 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 59386 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 35370 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 59599 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SU-2014:0837 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20140605 Linux kernel futex local privilege escalation (CVE-2014-3153) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 59092 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://linux.oracle.com/errata/ELSA-2014-3038.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20210201 Re: Linux Kernel: local priv escalation via futexes (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://www.openwall.com/lists/oss-security/2021/02/01/4 (opens in a new tab)x_refsource_MISCx_transferred
- https://elongl.github.io/exploitation/2021/01/08/cve-2014-3153.html (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/elongl/CVE-2014-3153 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-3153 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2014-3171 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2014-3153)Record last updated .