[ubuntu/focal-security] linux-gke 5.4.0-1086.93 (Accepted)

[Andy Whitcroft]

linux-gke (5.4.0-1086.93) focal; urgency=medium

  [ Ubuntu: 5.4.0-131.147 ]

  * CVE-2022-2602
    - SAUCE: io_uring/af_unix: defer registered files gc to io_uring release
    - SAUCE: io_uring/af_unix: fix memleak during unix GC
  * CVE-2022-41674
    - SAUCE: wifi: cfg80211: fix u8 overflow in
      cfg80211_update_notlisted_nontrans()
    - SAUCE: wifi: cfg80211/mac80211: reject bad MBSSID elements
    - SAUCE: wifi: cfg80211: ensure length byte is present before access
    - SAUCE: wifi: mac80211_hwsim: avoid mac80211 warning on bad rate
    - SAUCE: wifi: cfg80211: update hidden BSSes to avoid WARN_ON
  * CVE-2022-42721
    - SAUCE: wifi: cfg80211: avoid nontransmitted BSS list corruption
  * CVE-2022-42720
    - SAUCE: wifi: cfg80211: fix BSS refcounting bugs

Date: 2022-10-17 13:30:09.257162+00:00
Changed-By: Thadeu Lima de Souza Cascardo <thadeu.cascardo at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux-gke/5.4.0-1086.93
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