{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45881", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.082Z", "datePublished": "2026-05-27T12:16:53.677Z", "dateUpdated": "2026-05-27T12:16:53.677Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:16:53.677Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: mediatek: svs: Fix memory leak in svs_enable_debug_write()\n\nIn svs_enable_debug_write(), the buf allocated by memdup_user_nul()\nis leaked if kstrtoint() fails.\n\nFix this by using __free(kfree) to automatically free buf, eliminating\nthe need for explicit kfree() calls and preventing leaks.\n\n[Angelo: Added missing cleanup.h inclusion]"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/soc/mediatek/mtk-svs.c"], "versions": [{"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "47a3e372f7d68776adb749a27c0ec9058ff1b4fd", "status": "affected", "versionType": "git"}, {"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "06195456c4e4de3826c4ca60eca941c472f991d0", "status": "affected", "versionType": "git"}, {"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "a58c97828911c0b6e25d6b556789da974003efda", "status": "affected", "versionType": "git"}, {"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "0f6498077faa9cd89bb787bcc57063494a6f0601", "status": "affected", "versionType": "git"}, {"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a", "status": "affected", "versionType": "git"}, {"version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "lessThan": "6259094ee806fb813ca95894c65fb80e2ec98bf1", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/soc/mediatek/mtk-svs.c"], "versions": [{"version": "6.0", "status": "affected"}, {"version": "0", "lessThan": "6.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.165", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.14", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.4", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.0", "versionEndExcluding": "6.1.165"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.18.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.19.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/47a3e372f7d68776adb749a27c0ec9058ff1b4fd"}, {"url": "https://git.kernel.org/stable/c/06195456c4e4de3826c4ca60eca941c472f991d0"}, {"url": "https://git.kernel.org/stable/c/a58c97828911c0b6e25d6b556789da974003efda"}, {"url": "https://git.kernel.org/stable/c/0f6498077faa9cd89bb787bcc57063494a6f0601"}, {"url": "https://git.kernel.org/stable/c/6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a"}, {"url": "https://git.kernel.org/stable/c/6259094ee806fb813ca95894c65fb80e2ec98bf1"}], "title": "soc: mediatek: svs: Fix memory leak in svs_enable_debug_write()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/soc/mediatek/mtk-svs.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "47a3e372f7d68776adb749a27c0ec9058ff1b4fd", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}, {"lessThan": "06195456c4e4de3826c4ca60eca941c472f991d0", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}, {"lessThan": "a58c97828911c0b6e25d6b556789da974003efda", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}, {"lessThan": "0f6498077faa9cd89bb787bcc57063494a6f0601", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}, {"lessThan": "6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}, {"lessThan": "6259094ee806fb813ca95894c65fb80e2ec98bf1", "status": "affected", "version": "13f1bbcfb5822fcaacfc652017b57b79ffcacefa", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/soc/mediatek/mtk-svs.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.0"}, {"lessThan": "6.0", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.165", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.128", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.75", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.14", "versionType": "semver"}, {"lessThanOrEqual": "6.19.*", "status": "unaffected", "version": "6.19.4", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.0", "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\nsoc: mediatek: svs: Fix memory leak in svs_enable_debug_write()\n\nIn svs_enable_debug_write(), the buf allocated by memdup_user_nul()\nis leaked if kstrtoint() fails.\n\nFix this by using __free(kfree) to automatically free buf, eliminating\nthe need for explicit kfree() calls and preventing leaks.\n\n[Angelo: Added missing cleanup.h inclusion]"}], "id": "CVE-2026-45881", "lastModified": "2026-06-17T10:52:39.700", "metrics": {}, "published": "2026-05-27T14:17:01.930", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/06195456c4e4de3826c4ca60eca941c472f991d0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0f6498077faa9cd89bb787bcc57063494a6f0601"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/47a3e372f7d68776adb749a27c0ec9058ff1b4fd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6259094ee806fb813ca95894c65fb80e2ec98bf1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a58c97828911c0b6e25d6b556789da974003efda"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: soc: mediatek: svs: Fix memory leak in svs_enable_debug_write()", "id": "2482009", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482009"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the MediaTek SVS (System Voltage Scaling) driver within the Linux kernel. A memory leak occurs in the `svs_enable_debug_write()` function when a buffer, allocated during a debug write operation, is not properly freed if an integer conversion fails. This vulnerability could allow a local attacker to cause resource exhaustion, potentially leading to a Denial of Service (DoS) condition."], "name": "CVE-2026-45881", "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": "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-2026-45881\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-45881\nhttps://lore.kernel.org/linux-cve-announce/2026052715-CVE-2026-45881-802e@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,47a3e372f7d68776adb749a27c0ec9058ff1b4fd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,06195456c4e4de3826c4ca60eca941c472f991d0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,a58c97828911c0b6e25d6b556789da974003efda)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,0f6498077faa9cd89bb787bcc57063494a6f0601)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,6bb10466e0884b4a68d4a1f3f4bb87eeb471c18a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[13f1bbcfb5822fcaacfc652017b57b79ffcacefa,6259094ee806fb813ca95894c65fb80e2ec98bf1)"}}], "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": "6.0"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.165,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.128,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.75,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.14,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.4,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0,*]"}}], "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": "2026-05-27T17:15:37.927588+00:00", "updated": "2026-05-28T17:45:22.933435+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}