The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. Various vulnerabilities in IP fragmentation have been discovered and fixed over the years. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size.
References
Link Providers
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt cve-icon cve-icon
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-linux-en cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2019/06/28/2 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2019/07/06/3 cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2019/07/06/4 cve-icon cve-icon
http://www.securityfocus.com/bid/105108 cve-icon cve-icon
http://www.securitytracker.com/id/1041476 cve-icon cve-icon
http://www.securitytracker.com/id/1041637 cve-icon cve-icon
https://access.redhat.com/articles/3553061 cve-icon
https://access.redhat.com/errata/RHSA-2018:2785 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2791 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2846 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2924 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2925 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2933 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:2948 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3083 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3096 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3459 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3540 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3586 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2018:3590 cve-icon cve-icon
https://cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf cve-icon cve-icon
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/commit/?id=c30f1fc041b74ecdb072dd44f858750414b8b19f cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2018/08/msg00014.html cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2018-5391 cve-icon
https://security.netapp.com/advisory/ntap-20181003-0002/ cve-icon cve-icon
https://support.f5.com/csp/article/K74374841?utm_source=f5support&amp%3Butm_medium=RSS cve-icon cve-icon
https://usn.ubuntu.com/3740-1/ cve-icon cve-icon
https://usn.ubuntu.com/3740-2/ cve-icon cve-icon
https://usn.ubuntu.com/3741-1/ cve-icon cve-icon
https://usn.ubuntu.com/3741-2/ cve-icon cve-icon
https://usn.ubuntu.com/3742-1/ cve-icon cve-icon
https://usn.ubuntu.com/3742-2/ cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2018-5391 cve-icon
https://www.debian.org/security/2018/dsa-4272 cve-icon cve-icon
https://www.kb.cert.org/vuls/id/641765 cve-icon cve-icon cve-icon
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published: 2018-09-06T21:00:00

Updated: 2024-08-05T05:33:44.368Z

Reserved: 2018-01-12T00:00:00

Link: CVE-2018-5391

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-09-06T21:29:00.363

Modified: 2023-11-07T02:58:42.587

Link: CVE-2018-5391

cve-icon Redhat

Severity : Important

Publid Date: 2018-08-14T16:00:00Z

Links: CVE-2018-5391 - Bugzilla