{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38542", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.024Z", "datePublished": "2025-08-16T11:22:16.689Z", "dateUpdated": "2025-08-16T11:22:16.689Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-08-16T11:22:16.689Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: appletalk: Fix device refcount leak in atrtr_create()\n\nWhen updating an existing route entry in atrtr_create(), the old device\nreference was not being released before assigning the new device,\nleading to a device refcount leak. Fix this by calling dev_put() to\nrelease the old device reference before holding the new one."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/appletalk/ddp.c"], "versions": [{"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "b92bedf71f25303e203a4e657489d76691a58119", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "a7852b01793669248dce0348d14df89e77a32afd", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "b2f5dfa87367fdce9f8b995bc6c38f64f9ea2c90", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "d2e9f50f0bdad73b64a871f25186b899624518c4", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "4a17370da6e476d3d275534e9e9cd2d02c57ca46", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "473f3eadfc73b0fb6d8dee5829d19a5772e387f7", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "64124cf0aab0dd1e18c0fb5ae66e45741e727f8b", "status": "affected", "versionType": "git"}, {"version": "c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d", "lessThan": "711c80f7d8b163d3ecd463cd96f07230f488e750", "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/appletalk/ddp.c"], "versions": [{"version": "2.6.12", "status": "affected"}, {"version": "0", "lessThan": "2.6.12", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.296", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.240", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.189", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.146", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.99", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.39", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.7", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16", "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": "2.6.12", "versionEndExcluding": "5.4.296"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.10.240"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.15.189"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.1.146"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.6.99"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.12.39"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.15.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.16"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/b92bedf71f25303e203a4e657489d76691a58119"}, {"url": "https://git.kernel.org/stable/c/a7852b01793669248dce0348d14df89e77a32afd"}, {"url": "https://git.kernel.org/stable/c/b2f5dfa87367fdce9f8b995bc6c38f64f9ea2c90"}, {"url": "https://git.kernel.org/stable/c/d2e9f50f0bdad73b64a871f25186b899624518c4"}, {"url": "https://git.kernel.org/stable/c/4a17370da6e476d3d275534e9e9cd2d02c57ca46"}, {"url": "https://git.kernel.org/stable/c/473f3eadfc73b0fb6d8dee5829d19a5772e387f7"}, {"url": "https://git.kernel.org/stable/c/64124cf0aab0dd1e18c0fb5ae66e45741e727f8b"}, {"url": "https://git.kernel.org/stable/c/711c80f7d8b163d3ecd463cd96f07230f488e750"}], "title": "net: appletalk: Fix device refcount leak in atrtr_create()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: appletalk: Fix device refcount leak in atrtr_create()\n\nWhen updating an existing route entry in atrtr_create(), the old device\nreference was not being released before assigning the new device,\nleading to a device refcount leak. Fix this by calling dev_put() to\nrelease the old device reference before holding the new one."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: appletalk: Se corrige la fuga de referencia del dispositivo en atrtr_create(). Al actualizar una entrada de ruta existente en atrtr_create(), la referencia del dispositivo anterior no se liberaba antes de asignar el nuevo dispositivo, lo que provocaba una fuga de referencia del dispositivo. Para solucionar esto, llame a dev_put() para liberar la referencia del dispositivo anterior antes de guardar la nueva."}], "id": "CVE-2025-38542", "lastModified": "2025-08-18T20:16:28.750", "metrics": {}, "published": "2025-08-16T12:15:30.083", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/473f3eadfc73b0fb6d8dee5829d19a5772e387f7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4a17370da6e476d3d275534e9e9cd2d02c57ca46"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/64124cf0aab0dd1e18c0fb5ae66e45741e727f8b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/711c80f7d8b163d3ecd463cd96f07230f488e750"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a7852b01793669248dce0348d14df89e77a32afd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b2f5dfa87367fdce9f8b995bc6c38f64f9ea2c90"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b92bedf71f25303e203a4e657489d76691a58119"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d2e9f50f0bdad73b64a871f25186b899624518c4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: net: appletalk: Fix device refcount leak in atrtr_create()", "id": "2388940", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2388940"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: appletalk: Fix device refcount leak in atrtr_create()\nWhen updating an existing route entry in atrtr_create(), the old device\nreference was not being released before assigning the new device,\nleading to a device refcount leak. Fix this by calling dev_put() to\nrelease the old device reference before holding the new one."], "name": "CVE-2025-38542", "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": "Out of support scope", "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": "2025-08-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38542\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38542\nhttps://lore.kernel.org/linux-cve-announce/2025081626-CVE-2025-38542-f304@gregkh/T"], "threat_severity": "Low"}