CVE-2022-50415 parisc: led: Fix potential null-ptr-deref in start_task()

🗓️ 18 Sep 2025 16:03:58Reported by LinuxType

parisc led: fix null pointer dereference in start_task by checking workqueue creation and returning -ENOMEM.

Reporter	Title	Published	Views	Family All 19
AstraLinux	Astra Linux – Vulnerability in Linux 5.10, Linux	20 May 202605:53	–	astralinux
BDU FSTEC	The vulnerability of the start_task() function in the drivers/parisc/led.c module of the Linux kernel allows a hacker to cause a service failure.	26 Jun 202600:00	–	bdu_fstec
CNNVD	Linux kernel 安全漏洞	18 Sep 202500:00	–	cnnvd
CVE	CVE-2022-50415	18 Sep 202516:03	–	cve
Debian CVE	CVE-2022-50415	18 Sep 202516:03	–	debiancve
EUVD	EUVD-2025-29890	3 Oct 202520:07	–	euvd
NVD	CVE-2022-50415	18 Sep 202516:15	–	nvd
OSV	DEBIAN-CVE-2022-50415	18 Sep 202516:15	–	osv
OSV	UBUNTU-CVE-2022-50415	18 Sep 202516:15	–	osv
Tenable Nessus	Photon OS 4.0: Linux PHSA-2021-4.0-0065	22 Jul 202100:00	–	nessus

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/parisc/led.c"
    ],
    "versions": [
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "c6db0c32f39684c89c97bc1ba1c9c4249ca09e48",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "fc6d0f65f22040c6cc8a5ce032bf90252629de50",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "fc307b2905a3dd75c50a53b4d87ac9c912fb7c4e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "5e4500454d75dd249be4695d83afa3ba0724c37e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "3505c187b86136250b39e62c72a3a70435277af6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "ac838c663ba1fd6bff35a817fd89a47ab55e88e0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "77f8b628affaec692d83ad8bfa3520db8a0cc493",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "67c98fec87ed76b1feb2ae810051afd88dfa9df6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3499495205a676d85fcc2f3c28e35ec9b43c47e3",
        "lessThan": "41f563ab3c33698bdfc3403c7c2e6c94e73681e4",
        "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/parisc/led.c"
    ],
    "versions": [
      {
        "version": "2.6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.15",
        "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": "5.15.87",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.18",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.4",
        "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/77f8b628affaec692d83ad8bfa3520db8a0cc493
git	www.git.kernel.org/stable/c/ac838c663ba1fd6bff35a817fd89a47ab55e88e0
git	www.git.kernel.org/stable/c/fc307b2905a3dd75c50a53b4d87ac9c912fb7c4e
git	www.git.kernel.org/stable/c/3505c187b86136250b39e62c72a3a70435277af6
git	www.git.kernel.org/stable/c/5e4500454d75dd249be4695d83afa3ba0724c37e
git	www.git.kernel.org/stable/c/67c98fec87ed76b1feb2ae810051afd88dfa9df6
git	www.git.kernel.org/stable/c/41f563ab3c33698bdfc3403c7c2e6c94e73681e4
git	www.git.kernel.org/stable/c/fc6d0f65f22040c6cc8a5ce032bf90252629de50
git	www.git.kernel.org/stable/c/c6db0c32f39684c89c97bc1ba1c9c4249ca09e48

11 May 2026 19:19Current

EPSS0.00152