CVE-2026-68140

🗓️ 10 Aug 2026 11:59:03Reported by LinuxType

Fix use-after-free by dropping queued notifications when the iucv_path is severed and on socket close.

Reporter	Title	Published	Views	Family All 6
Circl	CVE-2026-68140	10 Aug 202613:39	–	circl
Cvelist	CVE-2026-68140 net/iucv: fix use-after-free of a severed iucv_path	10 Aug 202611:59	–	cvelist
Debian CVE	CVE-2026-68140	10 Aug 202611:59	–	debiancve
EUVD	EUVD-2026-55522	10 Aug 202611:59	–	euvd
NVD	CVE-2026-68140	10 Aug 202613:19	–	nvd
OSV	DEBIAN-CVE-2026-68140	10 Aug 202615:47	–	osv

Vulners

CNA

Node

linux linux_kernelRange2.6.24–6.6.148

linux linux_kernelRange6.7.0–6.12.101

linux linux_kernelRange6.13.0–6.18.42

linux linux_kernelRange6.19.0–7.1.6

linux linux_kernelRange7.2.0–7.2-rc5

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/iucv/af_iucv.c"
    ],
    "versions": [
      {
        "version": "f0703c80e5156406ad947cb67fe277725b48080f",
        "lessThan": "23658b350b4107e8292045c2044983fd426fa15d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f0703c80e5156406ad947cb67fe277725b48080f",
        "lessThan": "a5bbaddf69853117f28173c3f5c8fc14c6b2ec82",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f0703c80e5156406ad947cb67fe277725b48080f",
        "lessThan": "900cd6d8119b7f3ae5c4bf82f922ff5957df43db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f0703c80e5156406ad947cb67fe277725b48080f",
        "lessThan": "f579582c03ed526281a8450159baf1d35099a85f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f0703c80e5156406ad947cb67fe277725b48080f",
        "lessThan": "be7cc4656eb1f54029610e82d1f0fdd3f9b5ec0a",
        "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/iucv/af_iucv.c"
    ],
    "versions": [
      {
        "version": "2.6.24",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.24",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.148",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.101",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/900cd6d8119b7f3ae5c4bf82f922ff5957df43db
git	www.git.kernel.org/stable/c/be7cc4656eb1f54029610e82d1f0fdd3f9b5ec0a
git	www.git.kernel.org/stable/c/a5bbaddf69853117f28173c3f5c8fc14c6b2ec82
git	www.git.kernel.org/stable/c/23658b350b4107e8292045c2044983fd426fa15d
git	www.git.kernel.org/stable/c/f579582c03ed526281a8450159baf1d35099a85f

10 Aug 2026 13:19Current

5.4Medium risk

Vulners AI Score5.4