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CVE-2017-14340
The XFS_IS_REALTIME_INODE macro in fs/xfs/xfs_linux.h in the Linux kernel before 4.13.2 does not verify that a filesystem has a realtime…
- 5.5MediumCVSS base score
- 0.42%Exploitation in 30 daysEPSS · top 64% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The XFS_IS_REALTIME_INODE macro in fs/xfs/xfs_linux.h in the Linux kernel before 4.13.2 does not verify that a filesystem has a realtime device, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via vectors related to setting an RHINHERIT flag on a directory.
Timeline
ID reserved
By mitre
- 3 days later
· 3 days later
Published
- 7 years later
· 7 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 |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.42% · top 64% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
n/a
- affected n/a
References
8
- 100851 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2017:2918 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1491344 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/torvalds/linux/commit/b31ff3cdf540110da4572e3e29bd172087af65cc (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b31ff3cdf540110da4572e3e29bd172087af65cc (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3981 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.2 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://seclists.org/oss-sec/2017/q3/436 (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)
- EUVD EUVD-2017-5843 (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-2017-14340)Record last updated .