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 addresses, which allows…
High
Known exploited
- Severity
- 7.8 / 10
- High · CVSS 3.1
- Exploit chance (EPSS)
- 37.23%
- Chance of exploitation in the next 30 days. Higher than 98.52% of scored vulnerabilities.
- Known exploited
- Yes
- In CISA's catalog since May 25, 2022
- Weakness
- —
- Not classified
- Fix
- None yet
- No fixed version published
Exploited in the wild. Linux Kernel Privilege Escalation Vulnerability (Linux Kernel). Required action: Apply updates per vendor instructions. Due for U.S. federal agencies by Jun 15, 2022.
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.
How to fix
No fixed version has been published yet. Until one is, remove or replace the package, or turn off or isolate the affected feature. This page updates when a fix ships.
Severity breakdown
CVSS 3.1 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
References
Advisories
- linux.oracle.com/errata/ELSA-2014-0771.html
- linux.oracle.com/errata/ELSA-2014-3037.html
- linux.oracle.com/errata/ELSA-2014-3038.html
- linux.oracle.com/errata/ELSA-2014-3039.html
- lists.opensuse.org/opensuse-security-announce/2014-06/msg00014.html
- lists.opensuse.org/opensuse-security-announce/2014-06/msg00018.html
- lists.opensuse.org/opensuse-security-announce/2014-06/msg00025.html
- lists.opensuse.org/opensuse-security-announce/2014-07/msg00006.html
- lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
- lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
- rhn.redhat.com/errata/RHSA-2014-0800.html
- secunia.com/advisories/58500
- secunia.com/advisories/58990
- secunia.com/advisories/59029
- secunia.com/advisories/59092
- secunia.com/advisories/59153
- secunia.com/advisories/59262
- secunia.com/advisories/59309
- secunia.com/advisories/59386
- secunia.com/advisories/59599
- exploit-db.com/exploits/35370
- securityfocus.com/bid/67906
- securitytracker.com/id/1030451
- ubuntu.com/usn/USN-2237-1
- ubuntu.com/usn/USN-2240-1
- bugzilla.redhat.com/show_bug.cgi
- github.com/elongl/CVE-2014-3153
Fixes and patches
Exploits and evidence
Write-ups
- openwall.com/lists/oss-security/2014/06/05/24
- openwall.com/lists/oss-security/2014/06/06/20
- openwall.com/lists/oss-security/2014/06/05/22
- openwall.com/lists/oss-security/2021/02/01/4
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit
- openwall.com/lists/oss-security/2021/02/01/4
Other links
Timeline
- Published
- Added to CISA's Known Exploited Vulnerabilities catalog
- Remediation due for U.S. federal agencies
- Last updated by the source
- Latest EPSS score
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