The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9051 advisory.

    - xen-blkback: fix error handling in xen_blkbk_map() (Jan Beulich)  [Orabug: 32492113]  {CVE-2021-26930}
    - xen-scsiback: don't 'handle' error by BUG() (Jan Beulich)  [Orabug: 32492105]  {CVE-2021-26931}
    - xen-netback: don't 'handle' error by BUG() (Jan Beulich)  [Orabug: 32492105]  {CVE-2021-26931}
    - xen-blkback: don't 'handle' error by BUG() (Jan Beulich)  [Orabug: 32492105]  {CVE-2021-26931}
    - Xen/gntdev: correct error checking in gntdev_map_grant_pages() (Jan Beulich)  [Orabug: 32492098]     {CVE-2021-26932}
    - Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages() (Jan Beulich)  [Orabug: 32492098]     {CVE-2021-26932}
    - Xen/x86: also check kernel mapping in set_foreign_p2m_mapping() (Jan Beulich)  [Orabug: 32492098]     {CVE-2021-26932}
    - Xen/x86: don't bail early from clear_foreign_p2m_mapping() (Jan Beulich)  [Orabug: 32492098]     {CVE-2021-26932}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2021-9051)

high Nessus Plugin ID 148546

Version 1.4