Lucene search
+L

CVE-2026-63912

🗓️ 19 Jul 2026 14:55:17Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Restore combined length gate in xfrm ESP to reject page fragment when length exceeds a page.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Cvelist
CVE-2026-63912 xfrm: esp: restore combined single-frag length gate
19 Jul 202614:55
cvelist
EUVD
EUVD-2026-45685
19 Jul 202614:55
euvd
NVD
CVE-2026-63912
19 Jul 202616:17
nvd
OSV
CVE-2026-63912 xfrm: esp: restore combined single-frag length gate
19 Jul 202614:55
osv
OSV
DEBIAN-CVE-2026-63912
19 Jul 202616:17
osv
OSV
UBUNTU-CVE-2026-63912
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61229
19 Jul 202600:00
ptsecurity
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange5.10.1135.10.259
linuxlinux_kernelRange5.15.365.15.210
linuxlinux_kernelRange4.14.2884.15
linuxlinux_kernelRange4.19.2524.20
linuxlinux_kernelRange5.4.2055.5
linuxlinux_kernelRange5.17.55.18
OR
linuxlinux_kernelRange5.185.10.259
linuxlinux_kernelRange5.11.05.15.210
linuxlinux_kernelRange5.16.06.1.176
linuxlinux_kernelRange6.2.06.6.143
linuxlinux_kernelRange6.7.06.12.93
linuxlinux_kernelRange6.13.06.18.35
linuxlinux_kernelRange6.19.07.0.12
linuxlinux_kernelRange7.1.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/esp4.c",
      "net/ipv6/esp6.c"
    ],
    "versions": [
      {
        "version": "c075c3ea031757f8ea2d34567565b61a868c08d5",
        "lessThan": "566295735530ee513326049b0540f32ec050bf2e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a583f2f3c8788bffd7fd7baeb76bd6d80543d7ea",
        "lessThan": "5d7ab86e2b6bc23054616bf6ac562013bf60af8c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "36519e3d941fc99d3b52c134dbaf311f987a4708",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "322e48187e0245ab2fff6fec2220b0cae677dbec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "b84091ceddc9f133229dceab3ccc930bf27f9cba",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "c093468aea8277f77272a4f199b2e15e19cabb59",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "65f3b3fc2347b89fe21db1e92c7681368415f095",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bd8baab087dff657e05387aee802e70304cc813",
        "lessThan": "dfa0d7b0ff1eb6b2c416b8fdb9b4f2cefba57a40",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2c66b0c95bb0aa7652ba1eba293d0d5993b35a38",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ef6f83df1209a7d9bd1c605a62457d4c00f9179e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3defefd22ad5fbbe639b6157fb7e6311b2bf333d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b657030870bb5351c5b1e84d4e9f186da6ca0496",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.10.113",
        "lessThan": "5.10.259",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.36",
        "lessThan": "5.15.210",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.14.288",
        "lessThan": "4.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.252",
        "lessThan": "4.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.205",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.17.5",
        "lessThan": "5.18",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/esp4.c",
      "net/ipv6/esp6.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "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

20 Jul 2026 15:16Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.19.8
EPSS0.0021
8