CVE-2025-38088

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This patch fixes the by\nchecking that the requested mapping region size should stay within the\nallocated region size."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: powerpc/powernv/memtrace: Se solucion\u00f3 un problema de sobreexceso de los l\u00edmites en memtrace mmap. Este parche corrige este problema comprobando que el tama\u00f1o de la regi\u00f3n de mapeo solicitada se mantenga dentro del tama\u00f1o de la regi\u00f3n asignada."}], "id": "CVE-2025-38088", "lastModified": "2026-06-17T09:16:01.837", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-06-30T08:15:23.470", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/620b77b23c41a6546e5548ffe2ea3ad71880dde4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/81260c41b518b6f32c701425f1427562fa92f293"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8635e325b85dfb9ddebdfaa6b5605d40d16cd147"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9c340b56d60545e4a159e41523dd8b23f81d3261"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bbd5a9ddb0f9750783a48a871c9e12c0b68c5f39"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cd097df4596f3a1e9d75eb8520162de1eb8485b2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: powerpc/powernv/memtrace: Fix out of bounds issue in memtrace mmap", "id": "2375528", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2375528"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\npowerpc/powernv/memtrace: Fix out of bounds issue in memtrace mmap\nmemtrace mmap issue has an out of bounds issue. This patch fixes the by\nchecking that the requested mapping region size should stay within the\nallocated region size.", "A denial-of-service vulnerability has been identified in the Linux kernel, stemming from an out-of-bounds overflow. This flaw occurs when the requested memory mapping region size exceeds the allocated region size. An attacker can exploit this by crafting a specially designed file, which, when processed by the kernel, could trigger an overflow. This leads to a system crash, impacting the availability of the affected system."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2025-38088", "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": "2025-06-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38088\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38088\nhttps://lore.kernel.org/linux-cve-announce/2025063054-CVE-2025-38088-4f48@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-06T22:16:26.913476+00:00", "updated": "2025-07-06T22:16:26.913588+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}