The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9404 advisory.

    - seq_file: disallow extremely large seq buffer allocations (Eric Sandeen)  [Orabug: 33135632]     {CVE-2021-33909}
    - Bluetooth: fix the erroneous flush_work() order (Lin Ma)   {CVE-2021-3564}
    - ath10k: Fix TKIP Michael MIC verification for PCIe (Wen Gong)   {CVE-2020-26141}
    - ath10k: drop MPDU which has discard flag set by firmware for SDIO (Wen Gong)   {CVE-2020-24588}
    - ath10k: drop fragments with multicast DA for SDIO (Wen Gong)   {CVE-2020-26145}
    - ath10k: drop fragments with multicast DA for PCIe (Wen Gong)   {CVE-2020-26145}
    - mac80211: extend protection against mixed key and fragment cache attacks (Wen Gong)   {CVE-2020-24586}     {CVE-2020-24587}
    - mac80211: drop A-MSDUs on old ciphers (Johannes Berg)   {CVE-2020-24588}
    - cfg80211: mitigate A-MSDU aggregation attacks (Mathy Vanhoef)   {CVE-2020-24588}
    - mac80211: prevent mixed key and fragment cache attacks (Mathy Vanhoef)   {CVE-2020-24587}     {CVE-2020-24586}
    - mac80211: assure all fragments are encrypted (Mathy Vanhoef)   {CVE-2020-26147}

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 7 / 8 : Unbreakable Enterprise kernel (ELSA-2021-9404)

high Nessus Plugin ID 152382

Version 1.5