CVE-2017-5897

moderate-risk
Published 2017-03-23

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.

Do I need to act?

~
2.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Affected Vendors

Linux Canonical Debian

References (14)

Third Party Advisory http://www.debian.org/security/2017/dsa-3791
Mailing List http://www.openwall.com/lists/oss-security/2017/02/07/2
Third Party Advisory http://www.securityfocus.com/bid/96037
Third Party Advisory http://www.securitytracker.com/id/1037794
Patch https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=7892032...
Third Party Advisory https://source.android.com/security/bulletin/2017-09-01
Third Party Advisory https://usn.ubuntu.com/3754-1/
Third Party Advisory http://www.debian.org/security/2017/dsa-3791
Mailing List http://www.openwall.com/lists/oss-security/2017/02/07/2
Third Party Advisory http://www.securityfocus.com/bid/96037
Third Party Advisory http://www.securitytracker.com/id/1037794
Patch https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=7892032...
Third Party Advisory https://source.android.com/security/bulletin/2017-09-01
Third Party Advisory https://usn.ubuntu.com/3754-1/
46
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 5/34 · Minimal
Exposure 9/34 · Low