[ubuntu/focal-security] linux 5.4.0-205.225 (Accepted)

[Andy Whitcroft]

linux (5.4.0-205.225) focal; urgency=medium

  * focal/linux: 5.4.0-205.225 -proposed tracker (LP: #2093621)

  * Hold IOPOLL locks when triggering io_uring's deferred work (LP: #2078659) //
    CVE-2023-21400
    - io_uring: remove extra check in __io_commit_cqring
    - io_uring: dont kill fasync under completion_lock
    - io_uring: ensure IOPOLL locks around deferred work

  * CVE-2024-40967
    - iopoll: introduce read_poll_timeout macro
    - iopoll: Introduce read_poll_timeout_atomic macro
    - serial: imx: Introduce timeout when waiting on transmitter empty

  * CVE-2024-53164
    - net: sched: fix ordering of qlen adjustment

  * CVE-2024-53141
    - netfilter: ipset: add missing range check in bitmap_ip_uadt

  * CVE-2024-53103
    - hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer

Date: 2025-01-10 22:19:10.177128+00:00
Changed-By: Manuel Diewald <manuel.diewald at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux/5.4.0-205.225
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