{"id":"CVE-2022-50858","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-50858","generatedAt":"2026-10-27T17:39:15.473Z","title":"In the Linux kernel, the following vulnerability has been resolved: mmc: alcor: fix return value check of mmc_add_host() mmc_add_host() may return error, if we ignore its return value, the memory that allocated in mmc_alloc_host() will be leaked and it…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: alcor: fix return value check of mmc_add_host()\n\nmmc_add_host() may return error, if we ignore its return value, the memory\nthat allocated in mmc_alloc_host() will be leaked and it will lead a kernel\ncrash because of deleting not added device in the remove path.\n\nSo fix this by checking the return value and calling mmc_free_host() in the\nerror path.","published":"2025-12-30T13:16:01.000Z","lastModified":"2026-06-17T05:24:18.000Z","status":"Deferred","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":null,"cwe":[],"affected":[],"epss":{"score":0.00244,"percentile":0.15501,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"unknown","text":"Not yet scored. NVD analysis is pending; check back once CVSS and EPSS values are published."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/289c964fe182ce755044a6cd57698072e12ffa6f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/29c5b4da41f35108136d843c7432885c78cf8272","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/48dc06333d75f41c2ce9ba954bc3231324b45914","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4a6e5d0222804a3eaf2ea4cf893f412e7cf98cb2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/60fafcf2fb7ee9a4125dc9a86eeb9d490acf23e2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e93d1468f429475a753d6baa79b853b7ee5ef8c0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-50858","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}