CVE-2026-45848

🗓️ 27 May 2026 12:15:12Reported by LinuxType

AppArmor fix NULL sock in aa_sock_file_perm to prevent NULL pointer dereference during socket setup.

Reporter	Title	Published	Views	Family All 20
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
Cvelist	CVE-2026-45848 apparmor: fix NULL sock in aa_sock_file_perm	27 May 202612:15	–	cvelist
Debian	[SECURITY] [DLA 4606-1] linux security update	29 May 202616:36	–	debian
Debian CVE	CVE-2026-45848	27 May 202612:15	–	debiancve
Tenable Nessus	Debian dla-4606 : ata-modules-5.10.0-43-armmp-di - security update	3 Jun 202600:00	–	nessus
Tenable Nessus	Photon OS 4.0: Linux PHSA-2026-4.0-0977	11 Jun 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-45848	27 May 202600:00	–	nessus
EUVD	EUVD-2026-32314	27 May 202615:33	–	euvd
NVD	CVE-2026-45848	27 May 202614:16	–	nvd
OSV	BELL-CVE-2026-45848	29 May 202606:10	–	osv

Vulners

CNA

Node

linux linux_kernelRange4.17–5.10.252

linux linux_kernelRange5.11.0–5.15.202

linux linux_kernelRange5.16.0–6.1.165

linux linux_kernelRange6.2.0–6.6.128

linux linux_kernelRange6.7.0–6.12.75

linux linux_kernelRange6.13.0–6.18.14

linux linux_kernelRange6.19.0–6.19.4

linux linux_kernelRange6.20.0–7.0

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/apparmor/net.c"
    ],
    "versions": [
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "68538ec34fcb4194c7961dc4eca6f5537fec8067",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "5121b7283f1c46e4c06b88b1dda7b064429d77de",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "c11b7c3280d000376e27ebfed17ec7046699eab4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "0dc19bca22606f7a61d5988408f74e3ae0ef3486",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "3852eb9a0392eb435c03dcb47d581bcfe6a9a95b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "ccb66a3c6c8f51b3ed1bc003b70bb9ff99e8d835",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "8a0ededbfcff74598f82f1d4b8ef9db28878b317",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "56974a6fcfef69ee0825bd66ed13e92070ac5224",
        "lessThan": "00b67657535dfea56e84d11492f5c0f61d0af297",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/apparmor/net.c"
    ],
    "versions": [
      {
        "version": "4.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.252",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.202",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/3852eb9a0392eb435c03dcb47d581bcfe6a9a95b
git	www.git.kernel.org/stable/c/68538ec34fcb4194c7961dc4eca6f5537fec8067
git	www.git.kernel.org/stable/c/00b67657535dfea56e84d11492f5c0f61d0af297
git	www.git.kernel.org/stable/c/0dc19bca22606f7a61d5988408f74e3ae0ef3486
git	www.git.kernel.org/stable/c/ccb66a3c6c8f51b3ed1bc003b70bb9ff99e8d835
git	www.git.kernel.org/stable/c/8a0ededbfcff74598f82f1d4b8ef9db28878b317
git	www.git.kernel.org/stable/c/5121b7283f1c46e4c06b88b1dda7b064429d77de
git	www.git.kernel.org/stable/c/c11b7c3280d000376e27ebfed17ec7046699eab4

17 Jun 2026 10:52Current

5.7Medium risk

Vulners AI Score5.7

EPSS0.00216