CVE-2019-8956high
Description
In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the "sctp_sendmsg()" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.
References
https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21
https://usn.ubuntu.com/3930-2/
Details
Source: MITRE
Published: 2019-04-01
Updated: 2023-02-24
Type: CWE-787
Risk Information
CVSS v2
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
CVSS v3
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH