{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-68309", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-30T09:28:09.381Z", "datePublished": "2026-08-10T12:02:43.950Z", "dateUpdated": "2026-08-10T12:02:43.950Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-10T12:02:43.950Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv()\n\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\ncheck cap pointer before dereferencing it."}], "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/mt76_connac_mcu.c"], "versions": [{"version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "lessThan": "b09508dd7bc4a8948ea00603041a918c09788502", "status": "affected", "versionType": "git"}, {"version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "lessThan": "2afc2d5098866518a5c446a2e647b1b3f43daaf4", "status": "affected", "versionType": "git"}, {"version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "lessThan": "c058786b09cfab080125bc3ee7928a181dcbd37a", "status": "affected", "versionType": "git"}, {"version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "lessThan": "8709c66e665a2a09192853d4f3d0fb4bd0f76403", "status": "affected", "versionType": "git"}, {"version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "lessThan": "2c1fb2335f5e3afb34f91bc07ecb63517c328090", "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/mt76_connac_mcu.c"], "versions": [{"version": "5.12", "status": "affected"}, {"version": "0", "lessThan": "5.12", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.148", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.101", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.42", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.6", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2-rc5", "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": "5.12", "versionEndExcluding": "6.6.148"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "6.12.101"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "6.18.42"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "7.1.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.12", "versionEndExcluding": "7.2-rc5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/b09508dd7bc4a8948ea00603041a918c09788502"}, {"url": "https://git.kernel.org/stable/c/2afc2d5098866518a5c446a2e647b1b3f43daaf4"}, {"url": "https://git.kernel.org/stable/c/c058786b09cfab080125bc3ee7928a181dcbd37a"}, {"url": "https://git.kernel.org/stable/c/8709c66e665a2a09192853d4f3d0fb4bd0f76403"}, {"url": "https://git.kernel.org/stable/c/2c1fb2335f5e3afb34f91bc07ecb63517c328090"}], "title": "wifi: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "b09508dd7bc4a8948ea00603041a918c09788502", "status": "affected", "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "versionType": "git"}, {"lessThan": "2afc2d5098866518a5c446a2e647b1b3f43daaf4", "status": "affected", "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "versionType": "git"}, {"lessThan": "c058786b09cfab080125bc3ee7928a181dcbd37a", "status": "affected", "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "versionType": "git"}, {"lessThan": "8709c66e665a2a09192853d4f3d0fb4bd0f76403", "status": "affected", "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "versionType": "git"}, {"lessThan": "2c1fb2335f5e3afb34f91bc07ecb63517c328090", "status": "affected", "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.12"}, {"lessThan": "5.12", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.148", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.101", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.42", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2-rc5", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv()\n\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\ncheck cap pointer before dereferencing it."}], "id": "CVE-2026-68309", "lastModified": "2026-08-10T13:20:20.700", "metrics": {}, "published": "2026-08-10T13:20:20.700", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2afc2d5098866518a5c446a2e647b1b3f43daaf4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2c1fb2335f5e3afb34f91bc07ecb63517c328090"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8709c66e665a2a09192853d4f3d0fb4bd0f76403"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b09508dd7bc4a8948ea00603041a918c09788502"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c058786b09cfab080125bc3ee7928a181dcbd37a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Linux kernel mt76 Wi-Fi driver: Denial of Service via NULL-pointer dereference", "id": "2513354", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513354"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nwifi: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv()\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\ncheck cap pointer before dereferencing it.", "A flaw was found in the Linux kernel's mt76 Wi-Fi driver. This vulnerability occurs because the `mt76_connac_get_he_phy_cap` routine can return a NULL value, which is then dereferenced without proper validation. This can lead to a NULL-pointer dereference, potentially causing a system crash and resulting in a Denial of Service (DoS)."], "name": "CVE-2026-68309", "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": "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"}, {"cpe": "cpe:/a:redhat:enterprise_linux_nvidia:", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux for NVIDIA 26"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-08-10T12:02:43Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68309\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68309\nhttps://git.kernel.org/stable/c/2afc2d5098866518a5c446a2e647b1b3f43daaf4\nhttps://git.kernel.org/stable/c/2c1fb2335f5e3afb34f91bc07ecb63517c328090\nhttps://git.kernel.org/stable/c/8709c66e665a2a09192853d4f3d0fb4bd0f76403\nhttps://git.kernel.org/stable/c/b09508dd7bc4a8948ea00603041a918c09788502\nhttps://git.kernel.org/stable/c/c058786b09cfab080125bc3ee7928a181dcbd37a"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8,b09508dd7bc4a8948ea00603041a918c09788502)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8,2afc2d5098866518a5c446a2e647b1b3f43daaf4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8,c058786b09cfab080125bc3ee7928a181dcbd37a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8,8709c66e665a2a09192853d4f3d0fb4bd0f76403)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8,2c1fb2335f5e3afb34f91bc07ecb63517c328090)"}}], "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": "5.12"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,5.12)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.148,6.7.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.101,6.13.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.42,6.19.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.6,7.2.0]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2-rc5,*]"}}], "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": "2026-08-10T15:15:04.692248+00:00", "title": "Null pointer dereference in WiFi mt76 driver for Intel Connac devices", "updated": "2026-08-13T04:30:06.236288+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}