CVE-2022-50702 vdpa_sim: fix possible memory leak in vdpasim_net_init() and vdpasim_blk_init()

🗓️ 24 Dec 2025 10:55:17Reported by LinuxType

Linux kernel fix memory leak in vdpa_sim net and block init when device_register fails; release kobject name with put_device.

Reporter	Title	Published	Views	Family All 294
AstraLinux	Astra Linux - уязвимость в linux-5.10	20 May 202605:53	–	astralinux
CNNVD	Linux kernel 安全漏洞	24 Dec 202500:00	–	cnnvd
CVE	CVE-2022-50702	24 Dec 202510:55	–	cve
Debian CVE	CVE-2022-50702	24 Dec 202510:55	–	debiancve
EUVD	EUVD-2025-205169	24 Dec 202512:30	–	euvd
NVD	CVE-2022-50702	24 Dec 202511:15	–	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-2022-50702 vdpa_sim: fix possible memory leak in vdpasim_net_init() and vdpasim_blk_init()	24 Dec 202510:55	–	osv
OSV	DEBIAN-CVE-2022-50702	24 Dec 202511:15	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/vdpa/vdpa_sim/vdpa_sim_blk.c",
      "drivers/vdpa/vdpa_sim/vdpa_sim_net.c"
    ],
    "versions": [
      {
        "version": "a3c06ae158dd6fa8336157c31d9234689d068d02",
        "lessThan": "586e6fd7d581f987f7d0d2592edf0b26397e783e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3c06ae158dd6fa8336157c31d9234689d068d02",
        "lessThan": "5be953e353fe421f2983e1fd37f07fba97edbffc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3c06ae158dd6fa8336157c31d9234689d068d02",
        "lessThan": "337c24d817e28dd454ca22f1063dfad20822426e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a3c06ae158dd6fa8336157c31d9234689d068d02",
        "lessThan": "aeca7ff254843d49a8739f07f7dab1341450111d",
        "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/vdpa/vdpa_sim/vdpa_sim_blk.c",
      "drivers/vdpa/vdpa_sim/vdpa_sim_net.c"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.87",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.19",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.5",
        "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/5be953e353fe421f2983e1fd37f07fba97edbffc
git	www.git.kernel.org/stable/c/337c24d817e28dd454ca22f1063dfad20822426e
git	www.git.kernel.org/stable/c/aeca7ff254843d49a8739f07f7dab1341450111d
git	www.git.kernel.org/stable/c/586e6fd7d581f987f7d0d2592edf0b26397e783e

11 May 2026 19:23Current

EPSS0.00032