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CVE-2026-43042

🗓️ 01 May 2026 14:15:38Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 103 Views

CVE-2026-43042 adds seqcount to multiprotocol label switching platform label pairs to prevent OOB during concurrent resize.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-43042
1 May 202614:15
–attackerkb
bdu_fstec
BDU FSTEC
Linux kernel Platform Label DoS
17 Sep 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-43042 vulnerabilities
9 May 202619:17
–cgr
nessus
Tenable Nessus
Rocky Linux 8.10 [CIQ] Security Update: bpftool / kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ciqsa-2026_1685)
23 Oct 202600:00
–nessus
nessus
Tenable Nessus
Rocky Linux 8.6 [CIQ] Security Update: bpftool / kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ciqsa-2026_1545)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus
Rocky Linux 8.6 [CIQ] Security Update: bpftool / kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ciqsa-2026_1673)
23 Oct 202600:00
–nessus
nessus
Tenable Nessus
Rocky Linux 9.2 [CIQ] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1557)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus
Rocky Linux 9.2 [CIQ] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1575)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus
Rocky Linux 9.6 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1558)
1 Oct 202600:00
–nessus
nessus
Tenable Nessus
AlmaLinux 9.2 [TuxCare] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1792751700)
23 Oct 202600:00
–nessus
Rows per page
NVD
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.1–6.19.12
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/netns/mpls.h",
      "net/mpls/af_mpls.c"
    ],
    "versions": [
      {
        "version": "7720c01f3f590116882e251f13c7e1d5602f8643",
        "lessThan": "6b9184ebc936f791631e51e783ab30320b3770e4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7720c01f3f590116882e251f13c7e1d5602f8643",
        "lessThan": "0d377825548fe598595b5a5fa4a309fb593d8fb4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7720c01f3f590116882e251f13c7e1d5602f8643",
        "lessThan": "8adc5b6fc876928d8c95555d30b66fa50b07421e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7720c01f3f590116882e251f13c7e1d5602f8643",
        "lessThan": "5bb3caf0bbfb56f1a00d2af072ac3d8395a3b9ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7720c01f3f590116882e251f13c7e1d5602f8643",
        "lessThan": "629ec78ef8608d955ce217880cdc3e1873af3a15",
        "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/netns/mpls.h",
      "net/mpls/af_mpls.c"
    ],
    "versions": [
      {
        "version": "4.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.191",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.160",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.114",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.12",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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