[ubuntu/focal-security] linux-bluefield 5.4.0-1036.39 (Accepted)

[Andy Whitcroft]

linux-bluefield (5.4.0-1036.39) focal; urgency=medium

  * focal/linux-bluefield: 5.4.0-1036.39 -proposed tracker (LP: #1973953)

  * CVE-2022-29581
    - net/sched: cls_u32: fix netns refcount changes in u32_change()

  * CVE-2022-1116
    - io_uring: fix fs->users overflow

  * ext4: limit length to bitmap_maxbytes (LP: #1972281)
    - ext4: limit length to bitmap_maxbytes - blocksize in punch_hole

  * Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP
    option (LP: #1972740)
    - ptrace: Check PTRACE_O_SUSPEND_SECCOMP permission on PTRACE_SEIZE

Date: 2022-05-24 14:55:08.901274+00:00
Changed-By: Zachary Tahenakos <zachary.tahenakos at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux-bluefield/5.4.0-1036.39
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