{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46039", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.093Z", "datePublished": "2026-05-27T12:56:51.317Z", "dateUpdated": "2026-05-27T12:56:51.317Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:56:51.317Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxgk: Fix potential integer overflow in length check\n\nFix potential integer overflow in rxgk_extract_token() when checking the\nlength of the ticket. Rather than rounding up the value to be tested\n(which might overflow), round down the size of the available data."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/rxrpc/rxgk_app.c", "net/rxrpc/rxgk_common.h"], "versions": [{"version": "2429a197648178cd4dc930a9d87c13c547460564", "lessThan": "43222ac484f93b3ec2d240a7575e1cedd31f5fa4", "status": "affected", "versionType": "git"}, {"version": "2429a197648178cd4dc930a9d87c13c547460564", "lessThan": "183d37f12d1c8ed24a5bfc7addad05510da22a94", "status": "affected", "versionType": "git"}, {"version": "2429a197648178cd4dc930a9d87c13c547460564", "lessThan": "6929350080f4da292d111a3b33e53138fee51cec", "status": "affected", "versionType": "git"}, {"version": "71571e187106631a8127f2dde780f35caa358d33", "status": "affected", "versionType": "git"}, {"version": "6.16.9", "lessThan": "6.17", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/rxrpc/rxgk_app.c", "net/rxrpc/rxgk_common.h"], "versions": [{"version": "6.17", "status": "affected"}, {"version": "0", "lessThan": "6.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.27", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.4", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc1", "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": "6.17", "versionEndExcluding": "6.18.27"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.0.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.1-rc1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16.9"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/43222ac484f93b3ec2d240a7575e1cedd31f5fa4"}, {"url": "https://git.kernel.org/stable/c/183d37f12d1c8ed24a5bfc7addad05510da22a94"}, {"url": "https://git.kernel.org/stable/c/6929350080f4da292d111a3b33e53138fee51cec"}], "title": "rxgk: Fix potential integer overflow in length check", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrxgk: Fix potential integer overflow in length check\n\nFix potential integer overflow in rxgk_extract_token() when checking the\nlength of the ticket. Rather than rounding up the value to be tested\n(which might overflow), round down the size of the available data."}], "id": "CVE-2026-46039", "lastModified": "2026-05-27T14:48:03.013", "metrics": {}, "published": "2026-05-27T14:17:23.263", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/183d37f12d1c8ed24a5bfc7addad05510da22a94"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/43222ac484f93b3ec2d240a7575e1cedd31f5fa4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6929350080f4da292d111a3b33e53138fee51cec"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: rxgk: Fix potential integer overflow in length check", "id": "2481934", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2481934"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-190", "details": ["A flaw was found in the Linux kernel. A potential integer overflow in the `rxgk_extract_token()` function, specifically during the length check of a ticket, could occur. This issue arises from rounding up the value to be tested, which might lead to an overflow. This could potentially result in unpredictable system behavior or a denial of service."], "name": "CVE-2026-46039", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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"}], "public_date": "2026-05-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46039\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46039\nhttps://lore.kernel.org/linux-cve-announce/2026052751-CVE-2026-46039-e5c2@gregkh/T"], "threat_severity": "Moderate"}

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