CVE-2026-98308

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98308", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.338Z", "datePublished": "2026-10-06T08:46:05.128Z", "dateUpdated": "2026-10-19T09:17:18.952Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:17:18.952Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: trace PCM open only after assigning a stream\n\nStream assignment can fail when hardware streams are exhausted.\nMove the tracepoint after the NULL check because its payload accesses\nthe assigned stream tag.\n\nDetected by static analysis and reviewed with AI-assisted source auditing."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/hda/common/controller.c"], "versions": [{"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "5a4c974dee03cc46eac43c82f33e34ec94f0b348", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "fba079ea22822248c82c3a999c88676d05b17bda", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "3c6ca6d9342f4a0be7c1413180e11023d13b5cde", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "0a52ba6d3b268bb82f0ec4cb861bc68d252369c0", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "5c89e7965220e85d06ae4c58adb7d7bb6da2440c", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "8477643cb91c9e09ac1b11890eef421ae63e53f7", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a", "status": "affected", "versionType": "git"}, {"version": "184865085b88789fc8a355cc16ceff25f82f63ba", "lessThan": "c9e6e5f38bf75276605f1952b22285f5f3abcaff", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/hda/common/controller.c"], "versions": [{"version": "4.2", "status": "affected"}, {"version": "0", "lessThan": "4.2", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.271", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.222", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.189", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.158", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.112", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.54", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.8", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "4.2", "versionEndExcluding": "5.10.271"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "5.15.222"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.1.189"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.6.158"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.12.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.18.54"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "7.2.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/5a4c974dee03cc46eac43c82f33e34ec94f0b348"}, {"url": "https://git.kernel.org/stable/c/fba079ea22822248c82c3a999c88676d05b17bda"}, {"url": "https://git.kernel.org/stable/c/3c6ca6d9342f4a0be7c1413180e11023d13b5cde"}, {"url": "https://git.kernel.org/stable/c/0a52ba6d3b268bb82f0ec4cb861bc68d252369c0"}, {"url": "https://git.kernel.org/stable/c/5c89e7965220e85d06ae4c58adb7d7bb6da2440c"}, {"url": "https://git.kernel.org/stable/c/8477643cb91c9e09ac1b11890eef421ae63e53f7"}, {"url": "https://git.kernel.org/stable/c/3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a"}, {"url": "https://git.kernel.org/stable/c/c9e6e5f38bf75276605f1952b22285f5f3abcaff"}], "title": "ALSA: hda: trace PCM open only after assigning a stream", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/hda/common/controller.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "5a4c974dee03cc46eac43c82f33e34ec94f0b348", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "fba079ea22822248c82c3a999c88676d05b17bda", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "3c6ca6d9342f4a0be7c1413180e11023d13b5cde", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "0a52ba6d3b268bb82f0ec4cb861bc68d252369c0", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "5c89e7965220e85d06ae4c58adb7d7bb6da2440c", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "8477643cb91c9e09ac1b11890eef421ae63e53f7", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}, {"lessThan": "c9e6e5f38bf75276605f1952b22285f5f3abcaff", "status": "affected", "version": "184865085b88789fc8a355cc16ceff25f82f63ba", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/hda/common/controller.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.2"}, {"lessThan": "4.2", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.271", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.222", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.189", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.158", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.112", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.54", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.8", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "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\nALSA: hda: trace PCM open only after assigning a stream\n\nStream assignment can fail when hardware streams are exhausted.\nMove the tracepoint after the NULL check because its payload accesses\nthe assigned stream tag.\n\nDetected by static analysis and reviewed with AI-assisted source auditing."}], "id": "CVE-2026-98308", "lastModified": "2026-10-19T10:18:32.840", "metrics": {}, "published": "2026-10-06T09:18:22.093", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0a52ba6d3b268bb82f0ec4cb861bc68d252369c0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3c6ca6d9342f4a0be7c1413180e11023d13b5cde"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5a4c974dee03cc46eac43c82f33e34ec94f0b348"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5c89e7965220e85d06ae4c58adb7d7bb6da2440c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8477643cb91c9e09ac1b11890eef421ae63e53f7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c9e6e5f38bf75276605f1952b22285f5f3abcaff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fba079ea22822248c82c3a999c88676d05b17bda"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: ALSA: hda: trace PCM open only after assigning a stream", "id": "2546423", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2546423"}, "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": ["In the Linux kernel, the following vulnerability has been resolved:\nALSA: hda: trace PCM open only after assigning a stream\nStream assignment can fail when hardware streams are exhausted.\nMove the tracepoint after the NULL check because its payload accesses\nthe assigned stream tag.\nDetected by static analysis and reviewed with AI-assisted source auditing.", "A flaw was found in the Linux kernel's ALSA (Advanced Linux Sound Architecture) High Definition Audio (HDA) subsystem. A local user can cause a denial of service (DoS) by attempting to open audio streams when hardware streams are exhausted. Because the controller driver invokes an event trace before verifying whether a stream was successfully allocated, it accesses an unassigned stream pointer, leading to a null pointer dereference and a system crash."], "name": "CVE-2026-98308", "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"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98308\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98308\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98308.mbox"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,5a4c974dee03cc46eac43c82f33e34ec94f0b348)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,fba079ea22822248c82c3a999c88676d05b17bda)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,3c6ca6d9342f4a0be7c1413180e11023d13b5cde)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,0a52ba6d3b268bb82f0ec4cb861bc68d252369c0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,5c89e7965220e85d06ae4c58adb7d7bb6da2440c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,8477643cb91c9e09ac1b11890eef421ae63e53f7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,3db8afba2d210b7d80cd5cc6b76d7f46daa9b47a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[184865085b88789fc8a355cc16ceff25f82f63ba,c9e6e5f38bf75276605f1952b22285f5f3abcaff)"}}], "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": "semver", "value": "4.2"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,4.2)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.271,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.222,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.189,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.158,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.112,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.54,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.8,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc4,*]"}}], "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": "2026-10-06T13:15:16.590800+00:00", "updated": "2026-10-11T16:15:17.290667+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-476"]}