CVE-2026-46039

🗓️ 27 May 2026 12:56:51Reported by LinuxType

Linux kernel fix for rxgk length check overflow; it rounds down data size to prevent overflow.

Reporter	Title	Published	Views	Family All 13
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
Cvelist	CVE-2026-46039 rxgk: Fix potential integer overflow in length check	27 May 202612:56	–	cvelist
Debian CVE	CVE-2026-46039	27 May 202612:56	–	debiancve
EUVD	EUVD-2026-32420	27 May 202612:56	–	euvd
NVD	CVE-2026-46039	27 May 202614:17	–	nvd
OSV	BELL-CVE-2026-46039 CVE-2026-46039 does not affect BellSoft software	28 May 202606:10	–	osv
OSV	DEBIAN-CVE-2026-46039	27 May 202614:17	–	osv
OSV	UBUNTU-CVE-2026-46039	27 May 202614:17	–	osv
Positive Technologies	PT-2026-43906	27 May 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-46039	27 May 202619:51	–	redhatcve

Vulners

CNA

Node

linux linux_kernelRange6.16.9–6.17

linux linux_kernelRange6.17–6.18.27

linux linux_kernelRange6.19.0–7.0.4

linux linux_kernelRange7.1.0–7.1-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/rxrpc/rxgk_app.c",
      "net/rxrpc/rxgk_common.h"
    ],
    "versions": [
      {
        "version": "2429a197648178cd4dc930a9d87c13c547460564",
        "lessThan": "43222ac484f93b3ec2d240a7575e1cedd31f5fa4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2429a197648178cd4dc930a9d87c13c547460564",
        "lessThan": "183d37f12d1c8ed24a5bfc7addad05510da22a94",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2429a197648178cd4dc930a9d87c13c547460564",
        "lessThan": "6929350080f4da292d111a3b33e53138fee51cec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "71571e187106631a8127f2dde780f35caa358d33",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.16.9",
        "lessThan": "6.17",
        "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/rxrpc/rxgk_app.c",
      "net/rxrpc/rxgk_common.h"
    ],
    "versions": [
      {
        "version": "6.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.17",
        "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-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/43222ac484f93b3ec2d240a7575e1cedd31f5fa4
git	www.git.kernel.org/stable/c/183d37f12d1c8ed24a5bfc7addad05510da22a94
git	www.git.kernel.org/stable/c/6929350080f4da292d111a3b33e53138fee51cec

30 May 2026 11:17Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.19.8

EPSS0.00053