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CVE-2026-43501

🗓️ 21 May 2026 12:17:49Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 17 Views

CVE-2026-43501: Linux kernel fixes source routing header recompression by reserving mac header space.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-43501
21 May 202612:17
attackerkb
Tenable Nessus
AlmaLinux 10 : kernel (ALSA-2026:25191)
11 Jun 202600:00
nessus
Tenable Nessus
AlmaLinux 9 : kernel (ALSA-2026:25217)
11 Jun 202600:00
nessus
Tenable Nessus
Photon OS 4.0: Linux PHSA-2026-4.0-1028
5 Jun 202600:00
nessus
Tenable Nessus
RHEL 10 : kernel (RHSA-2026:25191)
11 Jun 202600:00
nessus
Tenable Nessus
RHEL 9 : kernel (RHSA-2026:25217)
11 Jun 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-43501
22 May 202600:00
nessus
AlmaLinux
Important: kernel security update
11 Jun 202600:00
almalinux
Circl
CVE-2026-43501
21 May 202615:56
circl
CNNVD
Linux kernel 安全漏洞
21 May 202600:00
cnnvd
Rows per page
Vulners
CNA
Node
linuxlinux_kernelRange5.75.10.258
OR
linuxlinux_kernelRange5.11.05.15.209
OR
linuxlinux_kernelRange5.16.06.1.175
OR
linuxlinux_kernelRange6.2.06.6.140
OR
linuxlinux_kernelRange6.7.06.12.86
OR
linuxlinux_kernelRange6.13.06.18.27
OR
linuxlinux_kernelRange6.19.07.0.4
OR
linuxlinux_kernelRange7.1.07.1-rc2
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/exthdrs.c"
    ],
    "versions": [
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "bde199c72d319a4e207f88daabc888317504e2fb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "be1fa0aa9b4fdd5a8b7a61ba520a690a68391e6e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "0a9e8053f1f8a8e1bfc1dd61ffe67be6c1180402",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "8e8be63465a5e80394c70324603dfea1bfdad48f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "4babc2d9fda2df43823b85d08a0180b68f1b0854",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "c261d07a80576dc8ccf394ef8f074f8c67a06b37",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "7398ebefbfd4f8a31d4f665a4213302fa995494b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8610c7c6e3bd647ff98d21c8bc0580e77bc2f8b3",
        "lessThan": "9e6bf146b55999a095bb14f73a843942456d1adc",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/exthdrs.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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01 Jun 2026 17:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.19.8
EPSS0.0007
17