CVE-2016-9919

HIGH

Description

The icmp6_send function in net/ipv6/icmp.c in the Linux kernel through 4.8.12 omits a certain check of the dst data structure, which allows remote attackers to cause a denial of service (panic) via a fragmented IPv6 packet.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=79dc7e3f1cd323be4c81aa1a94faa1b3ed987fb2

http://www.openwall.com/lists/oss-security/2016/12/08/15

http://www.securityfocus.com/bid/94824

https://github.com/torvalds/linux/commit/79dc7e3f1cd323be4c81aa1a94faa1b3ed987fb2

Details

Source: MITRE

Published: 2016-12-08

Updated: 2016-12-14

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH