NULL pointer dereference in Linux Kernel
CVE-2017-5970
The ipv4_pktinfo_prepare function in net/ipv4/ip_sockglue.c in the Linux kernel through 4.9.9 allows attackers to cause a denial of service (system crash) via (1) an application that makes crafted system calls or possibly (2) IPv4 traffic with invalid IP options.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.039 (90.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- patchwork.ozlabs.org/patch/724136/ (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Issue Tracking)
- www.openwall.com/lists/oss-security/2017/02/12/3 (mailing-list, Patch, Mailing List, Third Party Advisory)
- source.android.com/security/bulletin/2017-07-01
- access.redhat.com/errata/RHSA-2017:2669 (vendor-advisory)
- www.securityfocus.com/bid/96233 (vdb-entry)
- access.redhat.com/errata/RHSA-2017:2077 (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking)
- access.redhat.com/errata/RHSA-2017:1842 (vendor-advisory)
- github.com/torvalds/linux/commit/34b2cef20f19c87999fff3da4071e66937db9644 (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-5970?
- CVE-2017-5970 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-02-14.
- How severe is CVE-2017-5970?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-5970 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.