CVE-2026-46003

{"id": "CVE-2026-46003", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "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": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "b703ee903b24974aca4bde99c7d25d66309d35dd", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "823310645065bd49666e84af689fa95192819f55", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "ed29887286aba96d1930f4ddb9f235f6b421073c", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "4c46413661431aa60fb134cd4ecdf8beaa39f824", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "4665a29c08e1b36bc9db4814f9dde3d23e8fd1b0", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "5cf6d5e5e3b804a44692fbf548a5179442e2e923", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "8022876894d09ae485b499058c3357da683bcc5d", "versionType": "git"}, {"status": "affected", "version": "0c2204a4ad710d95d348ea006f14ba926e842ffd", "lessThan": "27d5e84e810b0849d08b9aec68e48570461ce313", "versionType": "git"}], "programFiles": ["net/qrtr/ns.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.7"}, {"status": "unaffected", "version": "0", "lessThan": "5.7", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.259", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.210", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.176", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.140", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.86", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.27", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.0.4", "versionType": "semver", "lessThanOrEqual": "7.0.*"}, {"status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/qrtr/ns.c"], "defaultStatus": "affected"}]}], "published": "2026-05-27T14:17:18.010", "references": [{"url": "https://git.kernel.org/stable/c/27d5e84e810b0849d08b9aec68e48570461ce313", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4665a29c08e1b36bc9db4814f9dde3d23e8fd1b0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4c46413661431aa60fb134cd4ecdf8beaa39f824", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5cf6d5e5e3b804a44692fbf548a5179442e2e923", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8022876894d09ae485b499058c3357da683bcc5d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/823310645065bd49666e84af689fa95192819f55", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b703ee903b24974aca4bde99c7d25d66309d35dd", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ed29887286aba96d1930f4ddb9f235f6b421073c", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: ns: Limit the total number of nodes\n\nCurrently, the nameserver doesn't limit the number of nodes it handles.\nThis can be an attack vector if a malicious client starts registering\nrandom nodes, leading to memory exhaustion.\n\nHence, limit the maximum number of nodes to 64. Note that, limit of 64 is\nchosen based on the current platform requirements. If requirement changes\nin the future, this limit can be increased."}], "lastModified": "2026-06-19T13:16:31.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A990FD1C-7109-4DDB-A221-53FD00482C29", "versionEndExcluding": "6.6.140", "versionStartIncluding": "5.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "55DA1C62-9991-451E-B8A8-E0004E00F789", "versionEndExcluding": "6.12.86", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A10AC84F-C058-47D5-85B4-E6E51A613B74", "versionEndExcluding": "6.18.27", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDB78D6D-22C3-4154-B0D0-94AF1CE5C2E3", "versionEndExcluding": "7.0.4", "versionStartIncluding": "6.19"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}