CVE-2022-50848 drivers: dio: fix possible memory leak in dio_init()

🗓️ 30 Dec 2025 12:15:25Reported by LinuxType

Linux kernel dio fixes memory leak in dio_init on device_register failure by freeing dev and name.

Reporter	Title	Published	Views	Family All 311
AstraLinux	Astra Linux - уязвимость в linux-5.15, linux-5.10, linux	3 May 202623:59	–	astralinux
CNNVD	Linux kernel 安全漏洞	30 Dec 202500:00	–	cnnvd
CVE	CVE-2022-50848	30 Dec 202512:15	–	cve
Debian CVE	CVE-2022-50848	30 Dec 202512:15	–	debiancve
EUVD	EUVD-2022-55850	30 Dec 202515:30	–	euvd
NVD	CVE-2022-50848	30 Dec 202513:15	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0317-1)	2 Feb 202600:00	–	openvas
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0617-1)	26 Feb 202600:00	–	openvas
OSV	CVE-2022-50848 drivers: dio: fix possible memory leak in dio_init()	30 Dec 202512:15	–	osv
OSV	DEBIAN-CVE-2022-50848	30 Dec 202513:15	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dio/dio.c"
    ],
    "versions": [
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "affe3cea6b3148fa66796a48640664822ceccd48",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "4b68caa95064ac464f1b261d08ac677e753d1088",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "a524e7fed696a4dfef671e0fda3511bfd2dca0cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "da64e01da40c6b71a54144126da53cc3b27201ac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "fce9890e1be4c0460dad850cc8c00414a9d25f0f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "a0ead7e8da84f4c3759417b8e928b65e0207c646",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "8e002b9fe831b27d4506df6fa60cb33ba0730ac3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "78fddc0ff971f9874d53c854818cc4aafa144114",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2e4c77bea3d8b17d94f8ee382411f359b708560f",
        "lessThan": "e63e99397b2613d50a5f4f02ed07307e67a190f1",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dio/dio.c"
    ],
    "versions": [
      {
        "version": "2.6.29",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.29",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.337",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.303",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.270",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.229",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.163",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.86",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/da64e01da40c6b71a54144126da53cc3b27201ac
git	www.git.kernel.org/stable/c/e63e99397b2613d50a5f4f02ed07307e67a190f1
git	www.git.kernel.org/stable/c/4b68caa95064ac464f1b261d08ac677e753d1088
git	www.git.kernel.org/stable/c/a0ead7e8da84f4c3759417b8e928b65e0207c646
git	www.git.kernel.org/stable/c/8e002b9fe831b27d4506df6fa60cb33ba0730ac3
git	www.git.kernel.org/stable/c/78fddc0ff971f9874d53c854818cc4aafa144114
git	www.git.kernel.org/stable/c/a524e7fed696a4dfef671e0fda3511bfd2dca0cf
git	www.git.kernel.org/stable/c/fce9890e1be4c0460dad850cc8c00414a9d25f0f
git	www.git.kernel.org/stable/c/affe3cea6b3148fa66796a48640664822ceccd48

11 May 2026 19:26Current

EPSS0.00061