CVE-2022-50656 nfc: pn533: Clear nfc_target before being used

🗓️ 09 Dec 2025 00:00:31Reported by LinuxType

CVE-2022-50656 fixes slab out of bounds read in nfc pn533 by clearing nfc_target before use.

Reporter	Title	Published	Views	Family All 299
AstraLinux	Astra Linux - уязвимость в linux-5.10, linux	20 May 202605:53	–	astralinux
CNNVD	Linux kernel 安全漏洞	9 Dec 202500:00	–	cnnvd
CVE	CVE-2022-50656	9 Dec 202500:00	–	cve
Debian CVE	CVE-2022-50656	9 Dec 202500:00	–	debiancve
EUVD	EUVD-2022-55700	9 Dec 202503:31	–	euvd
NVD	CVE-2022-50656	9 Dec 202501:16	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0316-1)	30 Jan 202600:00	–	openvas
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-2022-50656 nfc: pn533: Clear nfc_target before being used	9 Dec 202500:00	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/nfc/pn533/pn533.c"
    ],
    "versions": [
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "9da4a0411f3455e3885831d0758bee3e3d565bbc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "61a7e15d55fae329a245535c3bac494e401005b8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "bef2f478513e7367ef3b05441f6afca981de29be",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "8bddef54cbe9ede5ac7478f1e1e968fcfe7e6f03",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "aea9e64dec2cc6cd742e07ecd4e6236fc76b389b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "aae9c24ebd901f482e6c88b6f9e0c80dc5b536d6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "755019e37815a66bb0a23893debbd3dd640ccbd3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "e491285b4d08884b622638be8e4961eb43b0af64",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "361f3cb7f9cfdb82c80926d0e7843c098c034545",
        "lessThan": "9f28157778ede0d4f183f7ab3b46995bb400abbe",
        "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/nfc/pn533/pn533.c"
    ],
    "versions": [
      {
        "version": "3.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.3",
        "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/bef2f478513e7367ef3b05441f6afca981de29be
git	www.git.kernel.org/stable/c/61a7e15d55fae329a245535c3bac494e401005b8
git	www.git.kernel.org/stable/c/9f28157778ede0d4f183f7ab3b46995bb400abbe
git	www.git.kernel.org/stable/c/8bddef54cbe9ede5ac7478f1e1e968fcfe7e6f03
git	www.git.kernel.org/stable/c/755019e37815a66bb0a23893debbd3dd640ccbd3
git	www.git.kernel.org/stable/c/9da4a0411f3455e3885831d0758bee3e3d565bbc
git	www.git.kernel.org/stable/c/aae9c24ebd901f482e6c88b6f9e0c80dc5b536d6
git	www.git.kernel.org/stable/c/aea9e64dec2cc6cd742e07ecd4e6236fc76b389b
git	www.git.kernel.org/stable/c/e491285b4d08884b622638be8e4961eb43b0af64

11 May 2026 19:23Current

EPSS0.00061