Out-of-bounds Read in Linux Kernel
CVE-2017-5897
The ip6gre_err function in net/ipv6/ip6_gre.c in the Linux kernel allows remote attackers to have unspecified impact via vectors involving GRE flags in an IPv6 packet, which trigger an out-of-bounds access.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.056 (92.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.056 · change: +0.006
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 14.04
- Debian Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1037794 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/96037 (VDB Entry, Third Party Advisory, vdb-entry)
- source.android.com/security/bulletin/2017-09-01 (Third Party Advisory)
- git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/ (Patch, Third Party Advisory)
- usn.ubuntu.com/3754-1/ (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2017/02/07/2 (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2017/dsa-3791 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-5897?
- CVE-2017-5897 is a critical-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2017-03-23.
- How severe is CVE-2017-5897?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2017-5897 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.