CVE-2026-46033

🗓️ 27 May 2026 12:56:42Reported by LinuxType

Kernel fix: reject short ahash digests (1–3 bytes) for authencesn to prevent invalid default authsize.

Reporter	Title	Published	Views	Family All 18
ATTACKERKB	CVE-2026-46033	27 May 202612:56	–	attackerkb
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
Cvelist	CVE-2026-46033 crypto: authencesn - reject short ahash digests during instance creation	27 May 202612:56	–	cvelist
Debian CVE	CVE-2026-46033	27 May 202612:56	–	debiancve
EUVD	EUVD-2026-32414	27 May 202612:56	–	euvd
NVD	CVE-2026-46033	27 May 202614:17	–	nvd
OSV	BELL-CVE-2026-46033	28 May 202606:10	–	osv
OSV	DEBIAN-CVE-2026-46033	27 May 202614:17	–	osv
OSV	ECHO-F654-6F97-DE5E	28 May 202604:57	–	osv
OSV	ROOT-OS-DEBIAN-11-CVE-2026-46033 CVE-2026-46033 in rootio-linux - Patched by Root	31 May 202603:58	–	osv

Vulners

CNA

Node

linux linux_kernelRange4.11–5.10.258

linux linux_kernelRange5.11.0–5.15.209

linux linux_kernelRange5.16.0–6.1.175

linux linux_kernelRange6.2.0–6.6.140

linux linux_kernelRange6.7.0–6.12.86

linux linux_kernelRange6.13.0–6.18.27

linux linux_kernelRange6.19.0–7.0.4

linux linux_kernelRange7.1.0–7.1-rc2

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "crypto/authencesn.c"
    ],
    "versions": [
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "77f59fb2d3aa33e90ec6cbbf45dcfb20ab82b1a9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "2f31cd1e64a079c845bca31d2da7b3c90a311726",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "d4c6a6d08e70bb1083c7c405fc7faacbf19aebc0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "b69933e97efea238ebbfcf70c2b1be1cd03f13e3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "67f1f0933cc3d78dde222842bcad2778ec7a0b88",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "b42821c15445f93daea3e76ada682b2b7181c476",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "9aff81e8217e9de2929084b03b3c7f81988c112b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f15f05b0a5de667c821a9727c33bce9d1d9b26dd",
        "lessThan": "5db6ef9847717329f12c5ea8aba7e9f588a980c0",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "crypto/authencesn.c"
    ],
    "versions": [
      {
        "version": "4.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.11",
        "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"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/d4c6a6d08e70bb1083c7c405fc7faacbf19aebc0
git	www.git.kernel.org/stable/c/b42821c15445f93daea3e76ada682b2b7181c476
git	www.git.kernel.org/stable/c/b69933e97efea238ebbfcf70c2b1be1cd03f13e3
git	www.git.kernel.org/stable/c/5db6ef9847717329f12c5ea8aba7e9f588a980c0
git	www.git.kernel.org/stable/c/77f59fb2d3aa33e90ec6cbbf45dcfb20ab82b1a9
git	www.git.kernel.org/stable/c/67f1f0933cc3d78dde222842bcad2778ec7a0b88
git	www.git.kernel.org/stable/c/9aff81e8217e9de2929084b03b3c7f81988c112b
git	www.git.kernel.org/stable/c/2f31cd1e64a079c845bca31d2da7b3c90a311726

01 Jun 2026 17:17Current

5.8Medium risk

Vulners AI Score5.8

EPSS0.00032