CVE-2017-8824high
Description
The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state.
References
http://www.openwall.com/lists/oss-security/2017/12/05/1
http://lists.openwall.net/netdev/2017/12/04/224
http://www.securityfocus.com/bid/102056
https://www.exploit-db.com/exploits/43234/
https://www.debian.org/security/2017/dsa-4073
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
https://www.debian.org/security/2018/dsa-4082
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
https://access.redhat.com/errata/RHSA-2018:0399
https://usn.ubuntu.com/3583-2/
https://usn.ubuntu.com/3583-1/
https://usn.ubuntu.com/3582-2/
https://usn.ubuntu.com/3582-1/
https://usn.ubuntu.com/3581-3/
https://usn.ubuntu.com/3581-2/
https://usn.ubuntu.com/3581-1/
https://access.redhat.com/errata/RHSA-2018:1062
https://access.redhat.com/errata/RHSA-2018:0676
https://access.redhat.com/errata/RHSA-2018:1170
https://access.redhat.com/errata/RHSA-2018:1130
https://access.redhat.com/errata/RHSA-2018:1216
Details
Source: MITRE
Published: 2017-12-05
Updated: 2023-02-24
Type: CWE-416
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