CVE-2026-53318

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53318", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.398Z", "datePublished": "2026-06-26T19:41:10.611Z", "dateUpdated": "2026-11-06T16:34:20.808Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-26T19:41:10.611Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()\n\nMove the NULL check for 'sta' before dereferencing it to prevent a\npossible crash."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "versions": [{"version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "28ed0b61f67386c0ba1213227d350005000240fd", "status": "affected", "versionType": "git"}, {"version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "93d0694fb56de4628a921244d7f100c28acd2def", "status": "affected", "versionType": "git"}, {"version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "b0332428a8d4cf93752eda9e2b0d5585525e689f", "status": "affected", "versionType": "git"}, {"version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "83ae3a18ba957257b4c406273d2da2caeea2b439", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "versions": [{"version": "6.11", "status": "affected"}, {"version": "0", "lessThan": "6.11", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.91", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.33", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.10", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.12.91"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.18.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "7.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/28ed0b61f67386c0ba1213227d350005000240fd"}, {"url": "https://git.kernel.org/stable/c/93d0694fb56de4628a921244d7f100c28acd2def"}, {"url": "https://git.kernel.org/stable/c/b0332428a8d4cf93752eda9e2b0d5585525e689f"}, {"url": "https://git.kernel.org/stable/c/83ae3a18ba957257b4c406273d2da2caeea2b439"}], "title": "wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-53318", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-06T16:26:48.087037Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-06T16:34:20.808Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-53318", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-06T16:26:48.087037Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-06T16:26:49.110Z"}}], "cna": {"title": "wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "28ed0b61f67386c0ba1213227d350005000240fd", "versionType": "git"}, {"status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "93d0694fb56de4628a921244d7f100c28acd2def", "versionType": "git"}, {"status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "b0332428a8d4cf93752eda9e2b0d5585525e689f", "versionType": "git"}, {"status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "lessThan": "83ae3a18ba957257b4c406273d2da2caeea2b439", "versionType": "git"}], "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.11"}, {"status": "unaffected", "version": "0", "lessThan": "6.11", "versionType": "semver"}, {"status": "unaffected", "version": "6.12.91", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.33", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.0.10", "versionType": "semver", "lessThanOrEqual": "7.0.*"}, {"status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/28ed0b61f67386c0ba1213227d350005000240fd"}, {"url": "https://git.kernel.org/stable/c/93d0694fb56de4628a921244d7f100c28acd2def"}, {"url": "https://git.kernel.org/stable/c/b0332428a8d4cf93752eda9e2b0d5585525e689f"}, {"url": "https://git.kernel.org/stable/c/83ae3a18ba957257b4c406273d2da2caeea2b439"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()\n\nMove the NULL check for 'sta' before dereferencing it to prevent a\npossible crash."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.12.91", "versionStartIncluding": "6.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.18.33", "versionStartIncluding": "6.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "7.0.10", "versionStartIncluding": "6.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "7.1", "versionStartIncluding": "6.11"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-26T19:41:10.611Z"}}}, "cveMetadata": {"cveId": "CVE-2026-53318", "state": "PUBLISHED", "dateUpdated": "2026-11-06T16:34:20.808Z", "dateReserved": "2026-06-09T07:44:35.398Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2026-06-26T19:41:10.611Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "28ed0b61f67386c0ba1213227d350005000240fd", "status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "versionType": "git"}, {"lessThan": "93d0694fb56de4628a921244d7f100c28acd2def", "status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "versionType": "git"}, {"lessThan": "b0332428a8d4cf93752eda9e2b0d5585525e689f", "status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "versionType": "git"}, {"lessThan": "83ae3a18ba957257b4c406273d2da2caeea2b439", "status": "affected", "version": "44eb173bdd4f1775e13fce483d9e44ea8929717f", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.11"}, {"lessThan": "6.11", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.91", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.33", "versionType": "semver"}, {"lessThanOrEqual": "7.0.*", "status": "unaffected", "version": "7.0.10", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "88847604-FD87-4DC8-8370-F07E77FD74A2", "versionEndExcluding": "6.12.91", "versionStartIncluding": "6.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "96D99E49-380D-43AB-BDBA-25C3AD018A9C", "versionEndExcluding": "6.18.33", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A13475D2-59BF-4716-94B5-7C1D239A2CF4", "versionEndExcluding": "7.0.10", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()\n\nMove the NULL check for 'sta' before dereferencing it to prevent a\npossible crash."}], "id": "CVE-2026-53318", "lastModified": "2026-11-06T17:18:24.670", "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-2026-53318", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-06T16:26:48.087037Z", "version": "2.0.3"}}]}, "published": "2026-06-26T20:17:25.137", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/28ed0b61f67386c0ba1213227d350005000240fd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/83ae3a18ba957257b4c406273d2da2caeea2b439"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/93d0694fb56de4628a921244d7f100c28acd2def"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b0332428a8d4cf93752eda9e2b0d5585525e689f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: wifi: mt76: mt7925: prevent NULL pointer dereference in mt7925_tx_check_aggr()", "id": "2493721", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2493721"}, "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"}, "cwe": "CWE-476", "details": ["A flaw was found in the Linux kernel's wifi subsystem, specifically within the mt76: mt7925 driver. This vulnerability arises from a missing check for a NULL pointer before it is used in the `mt7925_tx_check_aggr()` function. Exploiting this flaw could lead to a system crash, causing a Denial of Service (DoS)."], "name": "CVE-2026-53318", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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"}], "public_date": "2026-06-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53318\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53318\nhttps://lore.kernel.org/linux-cve-announce/2026062622-CVE-2026-53318-e744@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[44eb173bdd4f1775e13fce483d9e44ea8929717f,28ed0b61f67386c0ba1213227d350005000240fd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[44eb173bdd4f1775e13fce483d9e44ea8929717f,93d0694fb56de4628a921244d7f100c28acd2def)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[44eb173bdd4f1775e13fce483d9e44ea8929717f,b0332428a8d4cf93752eda9e2b0d5585525e689f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[44eb173bdd4f1775e13fce483d9e44ea8929717f,83ae3a18ba957257b4c406273d2da2caeea2b439)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.11"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.11)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.91,7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.33,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.10,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-06-26T21:45:05.439007+00:00", "updated": "2026-06-29T14:15:05.295150+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}