This bug was fixed in the package linux-kvm - 5.11.0-1007.7
---------------
linux-kvm (5.11.0-1007.7) hirsute; urgency=medium
* no memory hot-plugging in cloud-images (LP: #1925008)
- [Config] kvm: CONFIG_ACPI_HOTPLUG_MEMORY=y
[ Ubuntu: 5.11.0-17.18 ]
* Race between isotp_bind and isotp_setsockopt (LP: #1927409)
- SAUCE: Revert "can: isotp: add SF_BROADCAST support for functional
addressing"
* CVE-2021-3491
- io_uring: fix overflows checks in provide buffers
- SAUCE: proc: Avoid mixing integer types in mem_rw()
- SAUCE: io_uring: truncate lengths larger than MAX_RW_COUNT on provide
buffers
* CVE-2021-3490
- SAUCE: bpf: verifier: fix ALU32 bounds tracking with bitwise ops
* CVE-2021-3489
- SAUCE: bpf: ringbuf: deny reserve of buffers larger than ringbuf
- SAUCE: bpf: prevent writable memory-mapping of read-only ringbuf pages
-- Stefan Bader <stefan.ba...@canonical.com> Thu, 06 May 2021 21:28:51
+0200
** Changed in: linux-kvm (Ubuntu Hirsute)
Status: Fix Committed => Fix Released
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-3489
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-3490
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-3491
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https://bugs.launchpad.net/bugs/1925008
Title:
no memory hot-plugging in cloud-images
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