Vulnerability in Linux Kernel
CVE-2014-7283
The xfs_da3_fixhashpath function in fs/xfs/xfs_da_btree.c in the xfs implementation in the Linux kernel before 3.14.2 does not properly compare btree hash values, which allows local users to cause a denial of service (filesystem corruption, and OOPS or panic) via operations on directories that have hash collisions, as demonstrated by rmdir operations.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (43.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Linux Kernel
- Red Hat Mrg Realtime — versions 2.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/70261 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/torvalds/linux/commit/c88547a8119e3b581318ab65e9b72f27f23e641d (Exploit, Patch, Third Party Advisory)
- marc.info/ (mailing-list, Exploit, Third Party Advisory)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.2 (Release Notes, Vendor Advisory)
- www.openwall.com/lists/oss-security/2014/10/01/29 (mailing-list, Mailing List, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2014-1943.html (vendor-advisory, Third Party Advisory)
- git.kernel.org/
- bugzilla.redhat.com/show_bug.cgi (Exploit, Patch, Third Party Advisory, Issue Tracking)