The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which…

Description

The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application.

Scores

EPSS (exploitation in 30 days)

0.74% · top 45% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

• n/a
• CWE-400 (opens in a new tab)All about CWE-400 and its CVEs

Affected products

• n/a

  • affected n/a

References (31)

• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-2515-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• DSA-3170 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• SUSE-SU-2015:0736 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2492-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2015:1978 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• [oss-security] 20141030 CVE-2014-8559 - Linux kernel fs/dcache.c incorrect use of rename_lock (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 62801 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2015:1976 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• SUSE-SU-2015:0178 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 70854 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-2518-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2015:0481 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ca5358ef75fc69fee5322a38a340f5739d997c10 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2015:0566 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-2493-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 1034051 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [linux-kernel] 20141026 Re: fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• SUSE-SU-2015:0529 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2517-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [linux-kernel] 20141025 fs: lockup on rename_mutex in fs/dcache.c:1035 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• openSUSE-SU-2015:0714 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-2516-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=1159313 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://support.f5.com/csp/article/K05211147 (opens in a new tab)x_refsource_CONFIRMx_transferred

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)
• FIRST EPSS (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)

Badge for a README or a ticket

[![CVE-2014-8559](https://trackcve.app/badge/CVE-2014-8559.svg)](https://trackcve.app/cve/CVE-2014-8559)

Record last updated 6 Aug 2024, 13:18 UTC.