{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45939", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.087Z", "datePublished": "2026-05-27T12:17:55.481Z", "dateUpdated": "2026-05-27T12:17:55.481Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:17:55.481Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpib: Fix memory leak in ni_usb_init()\n\nIn ni_usb_init(), if ni_usb_setup_init() fails, the function returns\n-EFAULT without freeing the allocated writes buffer, leading to a\nmemory leak.\n\nAdditionally, ni_usb_setup_init() returns 0 on failure, which causes\nni_usb_init() to return -EFAULT, an inappropriate error code for this\nsituation.\n\nFix the leak by freeing writes in the error path. Modify\nni_usb_setup_init() to return -EINVAL on failure and propagate this\nerror code in ni_usb_init()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpib/ni_usb/ni_usb_gpib.c"], "versions": [{"version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "lessThan": "9c97fcfb7a62dea893104a046d544da8ac23370b", "status": "affected", "versionType": "git"}, {"version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "lessThan": "c899d4b62c0757a280831e89c1f3801b597e8f38", "status": "affected", "versionType": "git"}, {"version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "lessThan": "b89921eed8cf2d97250bac4be38dbcfbf048b586", "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/gpib/ni_usb/ni_usb_gpib.c"], "versions": [{"version": "6.13", "status": "affected"}, {"version": "0", "lessThan": "6.13", "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": "6.13", "versionEndExcluding": "6.18.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.13", "versionEndExcluding": "6.19.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.13", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9c97fcfb7a62dea893104a046d544da8ac23370b"}, {"url": "https://git.kernel.org/stable/c/c899d4b62c0757a280831e89c1f3801b597e8f38"}, {"url": "https://git.kernel.org/stable/c/b89921eed8cf2d97250bac4be38dbcfbf048b586"}], "title": "gpib: Fix memory leak in ni_usb_init()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpib/ni_usb/ni_usb_gpib.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "9c97fcfb7a62dea893104a046d544da8ac23370b", "status": "affected", "version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "versionType": "git"}, {"lessThan": "c899d4b62c0757a280831e89c1f3801b597e8f38", "status": "affected", "version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "versionType": "git"}, {"lessThan": "b89921eed8cf2d97250bac4be38dbcfbf048b586", "status": "affected", "version": "4e127de14fa78bcd98c6459b0b984b8266cd0203", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpib/ni_usb/ni_usb_gpib.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.13"}, {"lessThan": "6.13", "status": "unaffected", "version": "0", "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\ngpib: Fix memory leak in ni_usb_init()\n\nIn ni_usb_init(), if ni_usb_setup_init() fails, the function returns\n-EFAULT without freeing the allocated writes buffer, leading to a\nmemory leak.\n\nAdditionally, ni_usb_setup_init() returns 0 on failure, which causes\nni_usb_init() to return -EFAULT, an inappropriate error code for this\nsituation.\n\nFix the leak by freeing writes in the error path. Modify\nni_usb_setup_init() to return -EINVAL on failure and propagate this\nerror code in ni_usb_init()."}], "id": "CVE-2026-45939", "lastModified": "2026-06-17T10:52:45.780", "metrics": {}, "published": "2026-05-27T14:17:10.083", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9c97fcfb7a62dea893104a046d544da8ac23370b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b89921eed8cf2d97250bac4be38dbcfbf048b586"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c899d4b62c0757a280831e89c1f3801b597e8f38"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: gpib: Fix memory leak in ni_usb_init()", "id": "2482030", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2482030"}, "csaw": false, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's gpib module. Improper error handling within the `ni_usb_init()` function can lead to a memory leak. This occurs when the `ni_usb_setup_init()` function fails to initialize, causing an allocated buffer to not be freed. Over time, this could result in reduced system performance or stability due to resource exhaustion."], "name": "CVE-2026-45939", "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-2026-45939\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-45939\nhttps://lore.kernel.org/linux-cve-announce/2026052728-CVE-2026-45939-1264@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4e127de14fa78bcd98c6459b0b984b8266cd0203,9c97fcfb7a62dea893104a046d544da8ac23370b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4e127de14fa78bcd98c6459b0b984b8266cd0203,c899d4b62c0757a280831e89c1f3801b597e8f38)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4e127de14fa78bcd98c6459b0b984b8266cd0203,b89921eed8cf2d97250bac4be38dbcfbf048b586)"}}], "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": "6.13"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.13)"}}, {"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": "2026-05-27T16:30:36.645250+00:00", "updated": "2026-05-28T17:30:15.560856+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}