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CVE-2022-50317

🗓️ 15 Sep 2025 14:48:50Reported by LinuxType 
cve
 cve🔗 web.nvd.nist.gov👁 20 Views

Fix CVE-2022-50317: prevent null pointer dereference in drm/bridge megachips by ensuring both bridges are probed.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux		 Astra Linux - уязвимость в linux-5.10, linux
20 May 202605:53
–astralinux
CNNVD		Linux kernel 安全漏洞
15 Sep 202500:00
–cnnvd
Cvelist		CVE-2022-50317 drm/bridge: megachips: Fix a null pointer dereference bug
15 Sep 202514:48
–cvelist
Debian CVE		CVE-2022-50317
15 Sep 202514:48
–debiancve
EUVD		EUVD-2022-55538
3 Oct 202520:07
–euvd
NVD		CVE-2022-50317
15 Sep 202515:15
–nvd
OpenVAS		SUSE: Security Advisory (SUSE-SU-2025:03615-1)
20 Oct 202500:00
–openvas
OpenVAS		SUSE: Security Advisory (SUSE-SU-2025:03626-1)
20 Oct 202500:00
–openvas
OpenVAS		SUSE: Security Advisory (SUSE-SU-2025:03628-1)
20 Oct 202500:00
–openvas
OSV		CVE-2022-50317 drm/bridge: megachips: Fix a null pointer dereference bug
15 Sep 202514:48
–osv
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange4.14.263–4.14.296
OR
linuxlinux_kernelRange4.19.226–4.19.262
OR
linuxlinux_kernelRange5.4.174–5.4.220
OR
linuxlinux_kernelRange5.10.94–5.10.150
OR
linuxlinux_kernelRange5.15.17–5.15.75
OR
linuxlinux_kernelRange5.16.3–5.19.17
OR
linuxlinux_kernelRange6.0–6.0.3
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c"
    ],
    "versions": [
      {
        "version": "7649972d97fb98578fbc4a351416cf72895e7c4d",
        "lessThan": "aaa512ad1e59f2edf8a9e4f2b167a44b24670679",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "16e3827904932eccfba0915f0c93b519de3536ac",
        "lessThan": "5bc20bafcd87ba0858ab772cefc7047cb51bc249",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "50ad94f8654a53ec9ca3604a7a23cbaf166e0119",
        "lessThan": "1daf69228e310938177119c4eadcd30fc75c81e0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b8d10f601f226f055df8b5368d7ea7f369136cd5",
        "lessThan": "877e92e9b1bdeb580b31a46061005936be902cd4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "405856460d3e7aefb7c1aef047ec88fc4ef2e2a5",
        "lessThan": "4610e7a4111fa3f3ce27c09d6d94008c55f1cd31",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "11632d4aa2b3f126790e81a4415d6c23103cf8bb",
        "lessThan": "21764467ab396d9f08921e0a5ffa1214244e1ad9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "11632d4aa2b3f126790e81a4415d6c23103cf8bb",
        "lessThan": "7371fad5cfe6eada6bb5523c895fd6074b15c2b9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "11632d4aa2b3f126790e81a4415d6c23103cf8bb",
        "lessThan": "1ff673333d46d2c1b053ebd0c1c7c7c79e36943e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e449461989f0674f188d30494ffd3f5ba74c1a05",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.14.263",
        "lessThan": "4.14.296",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.226",
        "lessThan": "4.19.262",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.174",
        "lessThan": "5.4.220",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.10.94",
        "lessThan": "5.10.150",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.17",
        "lessThan": "5.15.75",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.16.3",
        "lessThan": "5.17",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c"
    ],
    "versions": [
      {
        "version": "5.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.296",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.262",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.220",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.150",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.75",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 15:24Current
6Medium risk
Vulners AI Score6
CVSS 3.15.5
EPSS0.00021
CWE-476
kernel vulnerabilitymegachips driverdrm bridgenull pointerprobe synchronization
20