The IPv6 implementation in the Linux kernel before 3.1 does not generate Fragment Identification values separately for each destination, which makes it easier for remote attackers to cause a denial of service (disrupted networking) by predicting these values and sending crafted packets.
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
https://bugzilla.redhat.com/show_bug.cgi?id=723429
http://www.openwall.com/lists/oss-security/2011/07/20/5
https://github.com/torvalds/linux/commit/87c48fa3b4630905f98268dde838ee43626a060c
http://www.securitytracker.com/id?1027274
http://www.mandriva.com/security/advisories?name=MDVSA-2013:150
Source: MITRE
Published: 2012-05-24
Updated: 2020-07-29
Type: NVD-CWE-Other
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
Base Score: 7.5
Vector: CVSS:3.1/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