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

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.

Scores

EPSS (exploitation in 30 days)

71.8% · top 0.6% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

• CWE-400 (opens in a new tab)All about CWE-400 and its CVEs

Affected products

• Linux · Linux Kernel

  • affected 4.9 – < 4.9*

References (42)

• RHSA-2018:2785 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• VU#962459 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
• USN-3741-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:2776 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:2933 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:2403 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:2395 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3763-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:2384 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3741-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:2402 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:2948 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3742-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 1041434 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• USN-3732-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 104976 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [debian-lts-announce] 20180815 [SECURITY] [DLA 1466-1] linux-4.9 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 1041424 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• USN-3742-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:2924 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 20180824 Linux and FreeBSD Kernels TCP Reassembly Denial of Service Vulnerabilities Affecting Cisco Products: August 2018 (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
• RHSA-2018:2789 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-4266 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• RHSA-2018:2645 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3732-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:2791 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:2790 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• [oss-security] 20190628 Re: linux-distros membership application - Microsoft (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• [oss-security] 20190706 Re: linux-distros membership application - Microsoft (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• [oss-security] 20190706 Re: linux-distros membership application - Microsoft (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• https://www.oracle.com/security-alerts/cpujul2020.html (opens in a new tab)x_refsource_MISCx_transferred
• https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://security.netapp.com/advisory/ntap-20180815-0003/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-004.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://www.synology.com/support/security/Synology_SA_18_41 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://support.f5.com/csp/article/K95343321 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://www.a10networks.com/support/security-advisories/tcp-ip-cve-2018-5390-segmentsmack (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git/commit/?id=1a4f14bab1868b443f0dd3c55b689a478f82e72e (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://support.f5.com/csp/article/K95343321?utm_source=f5support&amp%3Butm_medium=RSS (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://cert-portal.siemens.com/productcert/pdf/ssa-377115.pdf (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20181031-02-linux-en (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2018-5390](https://trackcve.app/badge/CVE-2018-5390.svg)](https://trackcve.app/cve/CVE-2018-5390)

Record last updated 5 Aug 2024, 05:33 UTC.