CVE-2022-50466

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backtrace:\n [<ffffffff819171e1>] __alloc_file+0x21/0x250\n [<ffffffff81918061>] alloc_empty_file+0x41/0xf0\n [<ffffffff81948cda>] path_openat+0xea/0x3d30\n [<ffffffff8194ec89>] do_filp_open+0x1b9/0x290\n [<ffffffff8192660e>] do_open_execat+0xce/0x5b0\n [<ffffffff81926b17>] open_exec+0x27/0x50\n [<ffffffff81a69250>] load_elf_binary+0x510/0x3ed0\n [<ffffffff81927759>] bprm_execve+0x599/0x1240\n [<ffffffff8192a997>] do_execveat_common.isra.0+0x4c7/0x680\n [<ffffffff8192b078>] __x64_sys_execve+0x88/0xb0\n [<ffffffff83bbf0a5>] do_syscall_64+0x35/0x80\n\nIf \"interp_elf_ex\" fails to allocate memory in load_elf_binary(),\nthe program will take the \"out_free_ph\" error handing path,\nresulting in \"interpreter\" file resource is not released.\n\nFix it by adding an error handing path \"out_free_file\", which will\nrelease the file resource when \"interp_elf_ex\" failed to allocate\nmemory."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": 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"versionEndExcluding": "6.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.7", "versionEndExcluding": "6.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/706215300411d48db6b51a5832b872632a84bbc1"}, {"url": "https://git.kernel.org/stable/c/265b6fb780f57d10449a40e94219b28fa52479cc"}, {"url": "https://git.kernel.org/stable/c/acd9b4914f1c5928c7ae8ebc623d6291eb1a573a"}, {"url": "https://git.kernel.org/stable/c/594d2a14f2168c09b13b114c3d457aa939403e52"}], "title": "fs/binfmt_elf: Fix memory leak in load_elf_binary()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2022-50466", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-05T20:11:34.610378Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": 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"version": "6.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["fs/binfmt_elf.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/706215300411d48db6b51a5832b872632a84bbc1"}, {"url": "https://git.kernel.org/stable/c/265b6fb780f57d10449a40e94219b28fa52479cc"}, {"url": "https://git.kernel.org/stable/c/acd9b4914f1c5928c7ae8ebc623d6291eb1a573a"}, {"url": "https://git.kernel.org/stable/c/594d2a14f2168c09b13b114c3d457aa939403e52"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/binfmt_elf: Fix memory leak in load_elf_binary()\n\nThere is a memory leak reported by kmemleak:\n\n unreferenced object 0xffff88817104ef80 (size 224):\n comm \"xfs_admin\", pid 47165, jiffies 4298708825 (age 1333.476s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 60 a8 b3 00 81 88 ff ff a8 10 5a 00 81 88 ff ff `.........Z.....\n backtrace:\n [<ffffffff819171e1>] __alloc_file+0x21/0x250\n [<ffffffff81918061>] alloc_empty_file+0x41/0xf0\n [<ffffffff81948cda>] path_openat+0xea/0x3d30\n [<ffffffff8194ec89>] do_filp_open+0x1b9/0x290\n [<ffffffff8192660e>] do_open_execat+0xce/0x5b0\n [<ffffffff81926b17>] open_exec+0x27/0x50\n [<ffffffff81a69250>] load_elf_binary+0x510/0x3ed0\n [<ffffffff81927759>] bprm_execve+0x599/0x1240\n [<ffffffff8192a997>] do_execveat_common.isra.0+0x4c7/0x680\n [<ffffffff8192b078>] __x64_sys_execve+0x88/0xb0\n [<ffffffff83bbf0a5>] do_syscall_64+0x35/0x80\n\nIf \"interp_elf_ex\" fails to allocate memory in load_elf_binary(),\nthe program will take the \"out_free_ph\" error handing path,\nresulting in \"interpreter\" file resource is not released.\n\nFix it by adding an error handing path \"out_free_file\", which will\nrelease the file resource when \"interp_elf_ex\" failed to allocate\nmemory."}], "cpeApplicability": [{"nodes": [{"negate": 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"2025-10-01T11:45:37.376Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

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"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "756161DE-EFE3-4008-964A-DFE360B188B7", "versionEndExcluding": "5.15.77", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "65D387F0-209C-4EAD-98BA-C4B430A840C9", "versionEndExcluding": "6.0.7", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*", "matchCriteriaId": "E7E331DA-1FB0-4DEC-91AC-7DA69D461C11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*", "matchCriteriaId": "17F0B248-42CF-4AE6-A469-BB1BAE7F4705", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/binfmt_elf: Fix memory leak in load_elf_binary()\n\nThere is a memory leak reported by kmemleak:\n\n unreferenced object 0xffff88817104ef80 (size 224):\n comm \"xfs_admin\", pid 47165, jiffies 4298708825 (age 1333.476s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 60 a8 b3 00 81 88 ff ff a8 10 5a 00 81 88 ff ff `.........Z.....\n backtrace:\n [<ffffffff819171e1>] __alloc_file+0x21/0x250\n [<ffffffff81918061>] alloc_empty_file+0x41/0xf0\n [<ffffffff81948cda>] path_openat+0xea/0x3d30\n [<ffffffff8194ec89>] do_filp_open+0x1b9/0x290\n [<ffffffff8192660e>] do_open_execat+0xce/0x5b0\n [<ffffffff81926b17>] open_exec+0x27/0x50\n [<ffffffff81a69250>] load_elf_binary+0x510/0x3ed0\n [<ffffffff81927759>] bprm_execve+0x599/0x1240\n [<ffffffff8192a997>] do_execveat_common.isra.0+0x4c7/0x680\n [<ffffffff8192b078>] __x64_sys_execve+0x88/0xb0\n [<ffffffff83bbf0a5>] do_syscall_64+0x35/0x80\n\nIf \"interp_elf_ex\" fails to allocate memory in load_elf_binary(),\nthe program will take the \"out_free_ph\" error handing path,\nresulting in \"interpreter\" file resource is not released.\n\nFix it by adding an error handing path \"out_free_file\", which will\nrelease the file resource when \"interp_elf_ex\" failed to allocate\nmemory."}], "id": "CVE-2022-50466", "lastModified": "2026-11-05T21:17:00.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-50466", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-05T20:11:34.610378Z", "version": "2.0.3"}}]}, "published": "2025-10-01T12:15:40.310", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/265b6fb780f57d10449a40e94219b28fa52479cc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/594d2a14f2168c09b13b114c3d457aa939403e52"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/706215300411d48db6b51a5832b872632a84bbc1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/acd9b4914f1c5928c7ae8ebc623d6291eb1a573a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: fs/binfmt_elf: Fix memory leak in load_elf_binary()", "id": "2400729", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2400729"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2022-50466", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:rhivos:1", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat In-Vehicle Operating System 1"}], "public_date": "2025-10-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50466\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50466\nhttps://lore.kernel.org/linux-cve-announce/2025100121-CVE-2022-50466-b59c@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-10-02T08:38:54.096728+00:00", "updated": "2025-10-02T08:38:54.096811+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}