Vulnerability in Linux Kernel
CVE-2015-8952
The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause a denial of service (soft lockup) via filesystem operations in environments that use many attributes, as demonstrated by Ceph and Samba.
EPSS: 0.005 (37.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (x_refsource_CONFIRM, Patch)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2015-8952?
- CVE-2015-8952 is a medium-severity vulnerability in Linux Kernel, classified under CWE-19. CVSS score: 5.5/10. Published 2016-10-16.
- How severe is CVE-2015-8952?
- Medium severity. CVSS v3 base score is 5.5 out of 10.