Lucene search
K

CVE-2026-43198

🗓️ 06 May 2026 11:28:05Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 12 Views

Fix issue in tcp_v6_syn_recv_sock by moving init to tcp_v6_mapped_child_init before ehash

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1702)
20 May 202600:00
nessus
Tenable Nessus
Photon OS 4.0: Linux PHSA-2026-4.0-1027
4 Jun 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-43198
6 May 202600:00
nessus
Amazon
Important: kernel6.18
14 May 202600:00
amazon
CNNVD
Linux kernel 安全漏洞
6 May 202600:00
cnnvd
Cvelist
CVE-2026-43198 tcp: fix potential race in tcp_v6_syn_recv_sock()
6 May 202611:28
cvelist
Debian CVE
CVE-2026-43198
6 May 202611:28
debiancve
EUVD
EUVD-2026-27757
6 May 202612:30
euvd
NVD
CVE-2026-43198
6 May 202612:16
nvd
OSV
BELL-CVE-2026-43198
7 May 202606:08
osv
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange2.6.12.16.18.16
OR
linuxlinux_kernelRange6.196.19.6
OR
linuxlinux_kernelMatch2.6.12-
OR
linuxlinux_kernelMatch2.6.12rc2
OR
linuxlinux_kernelMatch2.6.12rc3
OR
linuxlinux_kernelMatch2.6.12rc4
OR
linuxlinux_kernelMatch2.6.12rc5
OR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/inet_connection_sock.h",
      "include/net/tcp.h",
      "net/ipv4/syncookies.c",
      "net/ipv4/tcp_fastopen.c",
      "net/ipv4/tcp_ipv4.c",
      "net/ipv4/tcp_minisocks.c",
      "net/ipv6/tcp_ipv6.c",
      "net/mptcp/subflow.c",
      "net/smc/af_smc.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "fe89b2f05b854847784f91127319172945c1fadd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "7178e2a8027423b2af17ab95df73a749a5b72e5b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "858d2a4f67ff69e645a43487ef7ea7f28f06deae",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/inet_connection_sock.h",
      "include/net/tcp.h",
      "net/ipv4/syncookies.c",
      "net/ipv4/tcp_fastopen.c",
      "net/ipv4/tcp_ipv4.c",
      "net/ipv4/tcp_minisocks.c",
      "net/ipv6/tcp_ipv6.c",
      "net/mptcp/subflow.c",
      "net/smc/af_smc.c"
    ],
    "versions": [
      {
        "version": "2.6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

11 May 2026 22:19Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.19.8
EPSS0.00062
12