CVE-2018-5390

HIGH

Description

Linux kernel versions 4.9+ can be forced to make very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming packet which can lead to a denial of service.

References

http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt

http://www.securityfocus.com/bid/104976

http://www.securitytracker.com/id/1041424

http://www.securitytracker.com/id/1041434

https://access.redhat.com/errata/RHSA-2018:2384

https://access.redhat.com/errata/RHSA-2018:2395

https://access.redhat.com/errata/RHSA-2018:2402

https://access.redhat.com/errata/RHSA-2018:2403

https://access.redhat.com/errata/RHSA-2018:2645

https://access.redhat.com/errata/RHSA-2018:2776

https://access.redhat.com/errata/RHSA-2018:2785

https://access.redhat.com/errata/RHSA-2018:2789

https://access.redhat.com/errata/RHSA-2018:2790

https://access.redhat.com/errata/RHSA-2018:2791

https://access.redhat.com/errata/RHSA-2018:2924

https://access.redhat.com/errata/RHSA-2018:2933

https://access.redhat.com/errata/RHSA-2018:2948

https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=1a4f14bab1868b443f0dd3c55b689a478f82e72e

https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0

https://lists.debian.org/debian-lts-announce/2018/08/msg00014.html

https://security.netapp.com/advisory/ntap-20180815-0003/

https://support.f5.com/csp/article/K95343321

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180824-linux-tcp

https://usn.ubuntu.com/3732-1/

https://usn.ubuntu.com/3732-2/

https://usn.ubuntu.com/3741-1/

https://usn.ubuntu.com/3741-2/

https://usn.ubuntu.com/3742-1/

https://usn.ubuntu.com/3742-2/

https://usn.ubuntu.com/3763-1/

https://www.a10networks.com/support/security-advisories/tcp-ip-cve-2018-5390-segmentsmack

https://www.debian.org/security/2018/dsa-4266

https://www.kb.cert.org/vuls/id/962459

https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

https://www.synology.com/support/security/Synology_SA_18_41

Details

Source: MITRE

Published: 2018-08-06

Updated: 2019-03-11

Type: CWE-20

Risk Information

CVSS v2.0

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

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/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