[ubuntu/jammy-updates] linux-lowlatency 5.15.0-177.187 (Accepted)

[Andy Whitcroft]

linux-lowlatency (5.15.0-177.187) jammy; urgency=medium

  * jammy/linux-lowlatency: 5.15.0-177.187 -proposed tracker (LP: #2147827)

  [ Ubuntu: 5.15.0-177.187 ]

  * jammy/linux: 5.15.0-177.187 -proposed tracker (LP: #2147840)
  * macvlan: observe an RCU grace period in macvlan_common_newlink() error
    path (LP: #2144380) // CVE-2026-23209
    - macvlan: observe an RCU grace period in macvlan_common_newlink() error
      path
  * CVE-2023-2640 // CVE-2023-32629
    - SAUCE: Revert "UBUNTU: SAUCE: overlayfs: Skip permission checking for
      trusted.overlayfs.* xattrs"
    - SAUCE: overlayfs: default to userxattr when mounted from non initial
      user namespace
  * CVE-2026-23112
    - nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec

Date: 2026-04-14 16:31:11.558914+00:00
Changed-By: Stefan Bader <stefan.bader at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux-lowlatency/5.15.0-177.187
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