NULL pointer dereference in Linux Kernel
CVE-2016-10147
crypto/mcryptd.c in the Linux kernel before 4.8.15 allows local users to cause a denial of service (NULL pointer dereference and system crash) by using an AF_ALG socket with an incompatible algorithm, as demonstrated by mcryptd(md5).
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (35.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Third Party Advisory, Issue Tracking)
- github.com/torvalds/linux/commit/48a992727d82cb7db076fa15d372178743b1f4cd (Patch, Third Party Advisory, Issue Tracking)
- marc.info/ (mailing-list, Third Party Advisory)
- www.openwall.com/lists/oss-security/2017/01/17/13 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/95677 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.15 (Release Notes, Vendor Advisory)
- access.redhat.com/errata/RHSA-2017:2077 (vendor-advisory)
- access.redhat.com/errata/RHSA-2017:1842 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-10147?
- CVE-2016-10147 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2017-01-18.
- How severe is CVE-2016-10147?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2016-10147 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.