CVE-2026-98842

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98842", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.373Z", "datePublished": "2026-10-18T15:50:19.217Z", "dateUpdated": "2026-10-19T09:26:34.441Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:26:34.441Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmodule: fix lost error code from codetag_load_module()\n\nIf codetag_load_module() fails, err is not set to reflect the failure\nand load_module() returns 0 after the module has been torn down.\n\nAlso, if the module is a livepatch, mod->klp_info allocated by\ncopy_module_elf() leaks on this error path. Free it via a new\nlivepatch_cleanup label."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["kernel/module/main.c"], "versions": [{"version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "lessThan": "258310d59a82ea4854bfd9138682bbaac1153b19", "status": "affected", "versionType": "git"}, {"version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "lessThan": "bfc721eef5c13704efe6864c7da2ad4b0d75f60a", "status": "affected", "versionType": "git"}, {"version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "lessThan": "c79cf15eb35a4c703bf18f8c33c47e80dd660f8e", "status": "affected", "versionType": "git"}, {"version": "b6bbbb8ef48dde09c0dbd77121fa0f09b0237fec", "status": "affected", "versionType": "git"}, {"version": "6.15.4", "lessThan": "6.16", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["kernel/module/main.c"], "versions": [{"version": "6.16", "status": "affected"}, {"version": "0", "lessThan": "6.16", "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": "6.16", "versionEndExcluding": "6.18.56"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "7.2.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16", "versionEndExcluding": "7.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.15.4"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/258310d59a82ea4854bfd9138682bbaac1153b19"}, {"url": "https://git.kernel.org/stable/c/bfc721eef5c13704efe6864c7da2ad4b0d75f60a"}, {"url": "https://git.kernel.org/stable/c/c79cf15eb35a4c703bf18f8c33c47e80dd660f8e"}], "title": "module: fix lost error code from codetag_load_module()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["kernel/module/main.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "258310d59a82ea4854bfd9138682bbaac1153b19", "status": "affected", "version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "versionType": "git"}, {"lessThan": "bfc721eef5c13704efe6864c7da2ad4b0d75f60a", "status": "affected", "version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "versionType": "git"}, {"lessThan": "c79cf15eb35a4c703bf18f8c33c47e80dd660f8e", "status": "affected", "version": "044d2aee6c575231ed4a24fb3d119bad0937488b", "versionType": "git"}, {"status": "affected", "version": "b6bbbb8ef48dde09c0dbd77121fa0f09b0237fec", "versionType": "git"}, {"lessThan": "6.16", "status": "affected", "version": "6.15.4", "versionType": "semver"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["kernel/module/main.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.16"}, {"lessThan": "6.16", "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\nmodule: fix lost error code from codetag_load_module()\n\nIf codetag_load_module() fails, err is not set to reflect the failure\nand load_module() returns 0 after the module has been torn down.\n\nAlso, if the module is a livepatch, mod->klp_info allocated by\ncopy_module_elf() leaks on this error path. Free it via a new\nlivepatch_cleanup label."}], "id": "CVE-2026-98842", "lastModified": "2026-10-19T10:19:48.303", "metrics": {}, "published": "2026-10-18T16:17:38.527", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/258310d59a82ea4854bfd9138682bbaac1153b19"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bfc721eef5c13704efe6864c7da2ad4b0d75f60a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c79cf15eb35a4c703bf18f8c33c47e80dd660f8e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: module: fix lost error code from codetag_load_module()", "id": "2555218", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2555218"}, "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-393", "details": ["A flaw was found in the Linux kernel's module loading subsystem. When an error occurs during module initialization, the kernel fails to propagate the error code and incorrectly reports a successful load after the module has already been cleaned up. A local privileged user could trigger this vulnerability to cause kernel instability, memory leaks, or a Denial of Service (DoS)."], "name": "CVE-2026-98842", "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": "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-2026-98842\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98842\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98842.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[044d2aee6c575231ed4a24fb3d119bad0937488b,258310d59a82ea4854bfd9138682bbaac1153b19)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[044d2aee6c575231ed4a24fb3d119bad0937488b,bfc721eef5c13704efe6864c7da2ad4b0d75f60a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[044d2aee6c575231ed4a24fb3d119bad0937488b,c79cf15eb35a4c703bf18f8c33c47e80dd660f8e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "b6bbbb8ef48dde09c0dbd77121fa0f09b0237fec"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[6.15.4,6.16)"}}], "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": "6.16"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.16)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.56,6.18.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2.10,7.2.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3,*]"}}], "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": "2026-10-18T22:30:13.853913+00:00", "updated": "2026-10-24T06:15:14.593961+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}