A certain Red Hat patch to the sctp_sock_migrate function in net/sctp/socket.c in the Linux kernel before 2.6.21, as used in Red Hat Enterprise Linux (RHEL) 5, allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) via a crafted SCTP packet.
https://github.com/torvalds/linux/commit/ea2bc483ff5caada7c4aa0d5fbf87d3a6590273d
http://www.openwall.com/lists/oss-security/2011/08/30/1
https://bugzilla.redhat.com/show_bug.cgi?id=714867
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21
Source: MITRE
Published: 2013-06-08
Updated: 2023-02-13
Type: CWE-476
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