CVE-2019-8956
Kernel: SCTP: use-after-free while traversing list of endpoint associations
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · February 21, 2019
Updated · June 28, 2026
Description
A use-after-free issue was found in the Linux kernel's SCTP implementation. The issue could occur while traversing a list of endpoint associations to send a message to all of them via SCTP_SENDALL process. A user/process could use this flaw to crash the kernel resulting in a denial of service or potentially escalate privileges on a system.
Statement
This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6, 7, and Red Hat Enterprise MRG 2.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 7.8CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE-416 · Use After Free