{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-53080", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-02T15:51:43.549Z", "datePublished": "2025-05-02T15:55:29.825Z", "dateUpdated": "2025-05-04T07:49:20.748Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:49:20.748Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxsk: Add missing overflow check in xdp_umem_reg\n\nThe number of chunks can overflow u32. Make sure to return -EINVAL on\noverflow. Also remove a redundant u32 cast assigning umem->npgs."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/xdp/xdp_umem.c"], "versions": [{"version": "bbff2f321a864ee07c9d3d1245af498023146951", "lessThan": "580634b03a55f04a3c1968bcbd97736c079c6601", "status": "affected", "versionType": "git"}, {"version": "bbff2f321a864ee07c9d3d1245af498023146951", "lessThan": "3cfc3564411acf96bf2fb791f706a1aa4f872c1d", "status": "affected", "versionType": "git"}, {"version": "bbff2f321a864ee07c9d3d1245af498023146951", "lessThan": "a069909acc4435eeb41d05ccc03baa447cc01b7e", "status": "affected", "versionType": "git"}, {"version": "bbff2f321a864ee07c9d3d1245af498023146951", "lessThan": "bb2e3bfb2a79db0c2057c6f701b782954394c67f", "status": "affected", "versionType": "git"}, {"version": "bbff2f321a864ee07c9d3d1245af498023146951", "lessThan": "c7df4813b149362248d6ef7be41a311e27bf75fe", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/xdp/xdp_umem.c"], "versions": [{"version": "4.18", "status": "affected"}, {"version": "0", "lessThan": "4.18", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.177", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.105", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.22", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2.9", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.3", "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": "4.18", "versionEndExcluding": "5.10.177"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "5.15.105"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.1.22"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.2.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601"}, {"url": "https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d"}, {"url": "https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e"}, {"url": "https://git.kernel.org/stable/c/bb2e3bfb2a79db0c2057c6f701b782954394c67f"}, {"url": "https://git.kernel.org/stable/c/c7df4813b149362248d6ef7be41a311e27bf75fe"}], "title": "xsk: Add missing overflow check in xdp_umem_reg", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxsk: Add missing overflow check in xdp_umem_reg\n\nThe number of chunks can overflow u32. Make sure to return -EINVAL on\noverflow. Also remove a redundant u32 cast assigning umem->npgs."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xsk: Se ha a\u00f1adido una comprobaci\u00f3n de desbordamiento faltante en xdp_umem_reg. El n\u00famero de fragmentos puede desbordar u32. Aseg\u00farese de devolver -EINVAL en caso de desbordamiento. Tambi\u00e9n se ha eliminado una conversi\u00f3n u32 redundante que asigna umem->npgs."}], "id": "CVE-2023-53080", "lastModified": "2025-05-05T20:54:45.973", "metrics": {}, "published": "2025-05-02T16:15:27.020", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bb2e3bfb2a79db0c2057c6f701b782954394c67f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c7df4813b149362248d6ef7be41a311e27bf75fe"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: xsk: Add missing overflow check in xdp_umem_reg", "id": "2363750", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363750"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nxsk: Add missing overflow check in xdp_umem_reg\nThe number of chunks can overflow u32. Make sure to return -EINVAL on\noverflow. Also remove a redundant u32 cast assigning umem->npgs."], "name": "CVE-2023-53080", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "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"}], "public_date": "2025-05-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53080\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53080\nhttps://lore.kernel.org/linux-cve-announce/2025050216-CVE-2023-53080-1a45@gregkh/T"], "statement": "The issue fixes a missing overflow check in xdp_umem_reg() that could allow incorrect memory region registration. It requires privileged access and does not impact confidentiality or integrity, only potentially causing a local denial of service.", "threat_severity": "Moderate"}