Show plain JSON{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "dateAssigned": "2018-06-08T00:00:00", "datePublic": "2018-06-26T00:00:00", "descriptions": [{"lang": "en", "value": "Linux Kernel version 3.18 to 4.16 incorrectly handles an SG_IO ioctl on /dev/sg0 with dxfer_direction=SG_DXFER_FROM_DEV and an empty 6-byte cmdp. This may lead to copying up to 1000 kernel heap pages to the userspace. This has been fixed upstream in https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824 already. The problem has limited scope, as users don't usually have permissions to access SCSI devices. On the other hand, e.g. the Nero user manual suggests doing `chmod o+r+w /dev/sg*` to make the devices accessible. NOTE: third parties dispute the relevance of this report, noting that the requirement for an attacker to have both the CAP_SYS_ADMIN and CAP_SYS_RAWIO capabilities makes it \"virtually impossible to exploit."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-05-20T14:06:09", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "USN-3752-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3752-2/"}, {"name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1422-1] linux security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html"}, {"name": "USN-3696-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3696-1/"}, {"name": "USN-3752-3", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3752-3/"}, {"name": "[debian-lts-announce] 20180715 [SECURITY] [DLA 1422-2] linux security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html"}, {"tags": ["x_refsource_MISC"], "url": "http://www.openwall.com/lists/oss-security/2018/06/26/3"}, {"name": "USN-3754-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3754-1/"}, {"name": "[debian-lts-announce] 20180718 [SECURITY] [DLA 1423-1] linux-4.9 new package", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html"}, {"name": "RHSA-2018:2948", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2018:2948"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824"}, {"name": "USN-3696-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3696-2/"}, {"name": "USN-3752-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "https://usn.ubuntu.com/3752-1/"}, {"name": "openSUSE-SU-2019:1407", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html"}], "tags": ["disputed"], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "DATE_ASSIGNED": "2018-06-08", "ID": "CVE-2018-1000204", "REQUESTER": "glider@google.com", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "** DISPUTED ** Linux Kernel version 3.18 to 4.16 incorrectly handles an SG_IO ioctl on /dev/sg0 with dxfer_direction=SG_DXFER_FROM_DEV and an empty 6-byte cmdp. This may lead to copying up to 1000 kernel heap pages to the userspace. This has been fixed upstream in https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824 already. The problem has limited scope, as users don't usually have permissions to access SCSI devices. On the other hand, e.g. the Nero user manual suggests doing `chmod o+r+w /dev/sg*` to make the devices accessible. NOTE: third parties dispute the relevance of this report, noting that the requirement for an attacker to have both the CAP_SYS_ADMIN and CAP_SYS_RAWIO capabilities makes it \"virtually impossible to exploit.\""}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "USN-3752-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3752-2/"}, {"name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1422-1] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html"}, {"name": "USN-3696-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3696-1/"}, {"name": "USN-3752-3", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3752-3/"}, {"name": "[debian-lts-announce] 20180715 [SECURITY] [DLA 1422-2] linux security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html"}, {"name": "http://www.openwall.com/lists/oss-security/2018/06/26/3", "refsource": "MISC", "url": "http://www.openwall.com/lists/oss-security/2018/06/26/3"}, {"name": "USN-3754-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3754-1/"}, {"name": "[debian-lts-announce] 20180718 [SECURITY] [DLA 1423-1] linux-4.9 new package", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html"}, {"name": "RHSA-2018:2948", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:2948"}, {"name": "https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824"}, {"name": "USN-3696-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3696-2/"}, {"name": "USN-3752-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3752-1/"}, {"name": "openSUSE-SU-2019:1407", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T12:40:46.834Z"}, "title": "CVE Program Container", "references": [{"name": "USN-3752-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3752-2/"}, {"name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1422-1] linux security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html"}, {"name": "USN-3696-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3696-1/"}, {"name": "USN-3752-3", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3752-3/"}, {"name": "[debian-lts-announce] 20180715 [SECURITY] [DLA 1422-2] linux security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2018/06/26/3"}, {"name": "USN-3754-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3754-1/"}, {"name": "[debian-lts-announce] 20180718 [SECURITY] [DLA 1423-1] linux-4.9 new package", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html"}, {"name": "RHSA-2018:2948", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:2948"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/torvalds/linux/commit/a45b599ad808c3c982fdcdc12b0b8611c2f92824"}, {"name": "USN-3696-2", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3696-2/"}, {"name": "USN-3752-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "https://usn.ubuntu.com/3752-1/"}, {"name": "openSUSE-SU-2019:1407", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2018-1000204", "datePublished": "2018-06-26T14:00:00", "dateReserved": "2018-06-08T00:00:00", "dateUpdated": "2024-08-05T12:40:46.834Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}