{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-10T19:24:45.812","vulnerabilities":[{"cve":{"id":"CVE-2023-53049","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-05-02T16:15:23.990","lastModified":"2025-11-12T18:34:10.377","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: ucsi: Fix NULL pointer deref in ucsi_connector_change()\n\nWhen ucsi_init() fails, ucsi->connector is NULL, yet in case of\nucsi_acpi we may still get events which cause the ucs_acpi code to call\nucsi_connector_change(), which then derefs the NULL ucsi->connector\npointer.\n\nFix this by not setting ucsi->ntfy inside ucsi_init() until ucsi_init()\nhas succeeded, so that ucsi_connector_change() ignores the events\nbecause UCSI_ENABLE_NTFY_CONNECTOR_CHANGE is not set in the ntfy mask."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: ucsi: Se corrige la desreferencia del puntero nulo en ucsi_connector_change(). Cuando ucsi_init() falla, ucsi->connector es nulo; sin embargo, en el caso de ucsi_acpi, aún pueden aparecer eventos que provocan que el código ucs_acpi llame a ucsi_connector_change(), que a su vez desreferencia el puntero nulo ucsi->connector. Para solucionar esto, no configure ucsi->ntfy dentro de ucsi_init() hasta que ucsi_init() se haya ejecutado correctamente, de modo que ucsi_connector_change() ignore los eventos, ya que UCSI_ENABLE_NTFY_CONNECTOR_CHANGE no está configurado en la máscara ntfy."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.177","matchCriteriaId":"9FED8369-E7A1-48C6-9700-6ADEDEC371F7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.105","matchCriteriaId":"0888AE70-CB0A-45C0-B9BD-A5371244C8DB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.22","matchCriteriaId":"642B6F99-95C6-47F5-A9B1-5C45FE08CAD0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.2.9","matchCriteriaId":"914F22DD-1E6F-4B0A-A14D-3A9F068F6761"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*","matchCriteriaId":"B8E3B0E8-FA27-4305-87BB-AF6C25B160CB"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:*","matchCriteriaId":"A47F0FC3-CE52-4BA1-BA51-22F783938431"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.3:rc3:*:*:*:*:*:*","matchCriteriaId":"3583026A-27EC-4A4C-850A-83F2AF970673"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1c5abcb13491da8c049f20462189c12c753ba978","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7dd27aed9c456670b3882877ef17a48195f21693","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7ef0423e43f877a328454059d46763043ce3da44","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a6adfe9bbd6ac11e398b54ccd99a0f8eea09f3c0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/f87fb985452ab2083967103ac00bfd68fb182764","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}]}