{"id":"MGASA-2021-0058","summary":"Updated kernel-linus packages fix security vulnerabilities","details":"This kernel-linus update is based on upstream 5.10.11 and fixes at least the\nfollowing security issue:\n\nSCSI “EXTENDED COPY” (XCOPY) requests sent to a Linux SCSI target (LIO)\nallow an attacker to read or write anywhere on any LIO backstore configured\non the host, provided the attacker has access to one LUN and knowledge of\nthe victim backstore’s vpd_unit_serial (AKA “wwn”). This is possible\nregardless of the transport/HBA settings for the victim backstore\n(CVE-2020-28374).\n\nfs/nfsd/nfs3xdr.c in the Linux kernel through 5.10.8, when there is an NFS\nexport of a subdirectory of a filesystem, allows remote attackers to\ntraverse to other parts of the filesystem via READDIRPLUS (CVE-2021-3178).\n\nIt also adds the following fix:\n- fix up kernel-devel packages to not cause errors during dkms installs\n  (mga#27080)\n","modified":"2026-04-16T00:09:22.676523065Z","published":"2021-01-29T19:05:33Z","upstream":["CVE-2020-28374","CVE-2021-3178"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2021-0058.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=28164"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=27080"},{"type":"WEB","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.7"},{"type":"WEB","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.8"},{"type":"WEB","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.9"},{"type":"WEB","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.10"},{"type":"WEB","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.11"}],"affected":[{"package":{"name":"kernel-linus","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/kernel-linus?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.10.11-1.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2021-0058.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}