CVE-2022-50858

{"id": "CVE-2022-50858", "cveTags": [], "metrics": {}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "289c964fe182ce755044a6cd57698072e12ffa6f", "versionType": "git"}, {"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "4a6e5d0222804a3eaf2ea4cf893f412e7cf98cb2", "versionType": "git"}, {"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "29c5b4da41f35108136d843c7432885c78cf8272", "versionType": "git"}, {"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "48dc06333d75f41c2ce9ba954bc3231324b45914", "versionType": "git"}, {"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "60fafcf2fb7ee9a4125dc9a86eeb9d490acf23e2", "versionType": "git"}, {"status": "affected", "version": "c5413ad815a675b5c98a002353d8e96b44b164e9", "lessThan": "e93d1468f429475a753d6baa79b853b7ee5ef8c0", "versionType": "git"}], "programFiles": ["drivers/mmc/host/alcor.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.0"}, {"status": "unaffected", "version": "0", "lessThan": "5.0", "versionType": "semver"}, {"status": "unaffected", "version": "5.4.229", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.163", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.86", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.0.16", "versionType": "semver", "lessThanOrEqual": "6.0.*"}, {"status": "unaffected", "version": "6.1.2", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.2", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/mmc/host/alcor.c"], "defaultStatus": "affected"}]}], "published": "2025-12-30T13:16:00.563", "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"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-06-17T05:24:18.487", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}