CVE-2026-64452

🗓️ 25 Jul 2026 08:51:21Reported by LinuxType

Linux kernel 6LoWPAN fix use-after-free in NHC entry by printing warning before unlock to prevent KASAN.

Reporter	Title	Published	Views	Family All 6
ATTACKERKB	CVE-2026-64452	25 Jul 202608:51	–	attackerkb
Cvelist	CVE-2026-64452 6lowpan: fix NHC entry use-after-free on error path	25 Jul 202608:51	–	cvelist
Debian CVE	CVE-2026-64452	25 Jul 202608:51	–	debiancve
EUVD	EUVD-2026-48796	25 Jul 202608:51	–	euvd
NVD	CVE-2026-64452	25 Jul 202610:17	–	nvd
Positive Technologies	PT-2026-64673	25 Jul 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange4.1–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.96

linux linux_kernelRange6.13.0–6.18.39

linux linux_kernelRange6.19.0–7.1.4

linux linux_kernelRange7.2.0–7.2-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/6lowpan/nhc.c"
    ],
    "versions": [
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "9c2f5c0829a8c8b904dae36be6d8056b719ac605",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "80b5c8779acee0550845394fb3e5176a398aa24c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "cc27aea4d454abfb385ee2c9499c78b96db9b728",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "a8e3a94711134e898c6021a6b77374efa91b3639",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "593b78bb3c7ef0c6e9ae6fdf5afa80a5f7573168",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "0beccbcf50de125be5520d0ffc59af4bb8655482",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "b713aa0cc344f10f7a9928a230b5f5e780d04078",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "92aa7c65d295f3cbb96904afe335f683e55584b8",
        "lessThan": "1720db928e5a58ca7d75ac1d514c3b73fd7061a7",
        "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/6lowpan/nhc.c"
    ],
    "versions": [
      {
        "version": "4.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/9c2f5c0829a8c8b904dae36be6d8056b719ac605
git	www.git.kernel.org/stable/c/b713aa0cc344f10f7a9928a230b5f5e780d04078
git	www.git.kernel.org/stable/c/80b5c8779acee0550845394fb3e5176a398aa24c
git	www.git.kernel.org/stable/c/1720db928e5a58ca7d75ac1d514c3b73fd7061a7
git	www.git.kernel.org/stable/c/a8e3a94711134e898c6021a6b77374efa91b3639
git	www.git.kernel.org/stable/c/cc27aea4d454abfb385ee2c9499c78b96db9b728
git	www.git.kernel.org/stable/c/0beccbcf50de125be5520d0ffc59af4bb8655482
git	www.git.kernel.org/stable/c/593b78bb3c7ef0c6e9ae6fdf5afa80a5f7573168

25 Jul 2026 10:17Current

5.7Medium risk

Vulners AI Score5.7