NULL pointer dereference in Linux Kernel
CVE-2016-3070
The trace_writeback_dirty_page implementation in include/trace/events/writeback.h in the Linux kernel before 4.4 improperly interacts with mm/migrate.c, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by triggering a certain page move.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (33.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.4% 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
- Linux Kernel
- Debian Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.ubuntu.com/usn/USN-3035-3 (vendor-advisory)
- www.ubuntu.com/usn/USN-3035-1 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- www.ubuntu.com/usn/USN-3036-1 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2584.html (vendor-advisory)
- www.ubuntu.com/usn/USN-3035-2 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2574.html (vendor-advisory)
- github.com/torvalds/linux/commit/42cb14b110a5698ccf26ce59c4441722605a3743 (Patch, Issue Tracking)
- www.ubuntu.com/usn/USN-3037-1 (vendor-advisory)
- www.debian.org/security/2016/dsa-3607 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-3070?
- CVE-2016-3070 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2016-08-06.
- How severe is CVE-2016-3070?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2016-3070 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.