CVE-2026-98676

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98676", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.363Z", "datePublished": "2026-10-18T15:45:31.286Z", "dateUpdated": "2026-10-19T09:23:45.848Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:23:45.848Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: ade9000: fix NULL pointer dereference in clkout registration\n\nade9000_setup_clkout() passes NULL as the register address when\nregistering a divider clock. During clock registration, the common\nclock framework calls clk_divider_recalc_rate(), which dereferences\nthe address through readl(). As a result, probing an ADE9000 configured\nas a clock provider with an external input clock crashes.\n\nCLKOUT passes CLKIN through without changing its rate. Register it as\na 1:1 fixed-factor clock, which does not require register access.\n\nThis change does not affect the configuration using the internal clock,\nfor which the driver does not register a clock provider."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/iio/adc/ade9000.c"], "versions": [{"version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "lessThan": "d2400175228fbc10b29c49a7b5f70a7e80d144dd", "status": "affected", "versionType": "git"}, {"version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "lessThan": "134aa31a8d4e71f6ab1d155ad7b4502508832f72", "status": "affected", "versionType": "git"}, {"version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "lessThan": "49ee1c6a3ebda6b7de06b2961b0e09c1c3fe536a", "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/iio/adc/ade9000.c"], "versions": [{"version": "6.18", "status": "affected"}, {"version": "0", "lessThan": "6.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.56", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.10", "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": "6.18", "versionEndExcluding": "6.18.56"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.2.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d2400175228fbc10b29c49a7b5f70a7e80d144dd"}, {"url": "https://git.kernel.org/stable/c/134aa31a8d4e71f6ab1d155ad7b4502508832f72"}, {"url": "https://git.kernel.org/stable/c/49ee1c6a3ebda6b7de06b2961b0e09c1c3fe536a"}], "title": "iio: adc: ade9000: fix NULL pointer dereference in clkout registration", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/iio/adc/ade9000.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "d2400175228fbc10b29c49a7b5f70a7e80d144dd", "status": "affected", "version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "versionType": "git"}, {"lessThan": "134aa31a8d4e71f6ab1d155ad7b4502508832f72", "status": "affected", "version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "versionType": "git"}, {"lessThan": "49ee1c6a3ebda6b7de06b2961b0e09c1c3fe536a", "status": "affected", "version": "81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/iio/adc/ade9000.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.18"}, {"lessThan": "6.18", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.56", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.10", "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\niio: adc: ade9000: fix NULL pointer dereference in clkout registration\n\nade9000_setup_clkout() passes NULL as the register address when\nregistering a divider clock. During clock registration, the common\nclock framework calls clk_divider_recalc_rate(), which dereferences\nthe address through readl(). As a result, probing an ADE9000 configured\nas a clock provider with an external input clock crashes.\n\nCLKOUT passes CLKIN through without changing its rate. Register it as\na 1:1 fixed-factor clock, which does not require register access.\n\nThis change does not affect the configuration using the internal clock,\nfor which the driver does not register a clock provider."}], "id": "CVE-2026-98676", "lastModified": "2026-10-19T10:19:32.067", "metrics": {}, "published": "2026-10-18T16:17:20.950", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/134aa31a8d4e71f6ab1d155ad7b4502508832f72"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/49ee1c6a3ebda6b7de06b2961b0e09c1c3fe536a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d2400175228fbc10b29c49a7b5f70a7e80d144dd"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: iio: adc: ade9000: fix NULL pointer dereference in clkout registration", "id": "2555152", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2555152"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/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:\niio: adc: ade9000: fix NULL pointer dereference in clkout registration\nade9000_setup_clkout() passes NULL as the register address when\nregistering a divider clock. During clock registration, the common\nclock framework calls clk_divider_recalc_rate(), which dereferences\nthe address through readl(). As a result, probing an ADE9000 configured\nas a clock provider with an external input clock crashes.\nCLKOUT passes CLKIN through without changing its rate. Register it as\na 1:1 fixed-factor clock, which does not require register access.\nThis change does not affect the configuration using the internal clock,\nfor which the driver does not register a clock provider.", "A flaw was found in the Linux kernel's ADE9000 driver. This vulnerability allows a local user to cause a denial of service (DoS) and system crash when probing an ADE9000 device configured as a clock provider with an external input clock. During clock output registration, the driver supplies an invalid null memory address, triggering a NULL pointer dereference when the kernel attempts to calculate clock rates."], "name": "CVE-2026-98676", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "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": "Not affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98676\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98676\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98676.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a,d2400175228fbc10b29c49a7b5f70a7e80d144dd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a,134aa31a8d4e71f6ab1d155ad7b4502508832f72)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[81de7b4619fc3682a3bedaa7e8d6b2d67ab4e10a,49ee1c6a3ebda6b7de06b2961b0e09c1c3fe536a)"}}], "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": "6.18"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.18)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.56,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.10,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.3-rc6,*]"}}], "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": "2026-10-18T22:30:13.855339+00:00", "updated": "2026-10-22T21:00:08.764649+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-476"]}