Fedora 36: FEDORA-2022-07438e12df Critical: Xenstore Crash Risks

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

x86: unintended memory sharing between guests [XSA-412, CVE-2022-42327]

Xenstore: Guests can crash xenstored [XSA-414, CVE-2022-42309] Xenstore: Guests

can create orphaned Xenstore nodes [XSA-415, CVE-2022-42310] Xenstore: guests

can let run xenstored out of memory [XSA-326, CVE-2022-42311, CVE-2022-42312,

CVE-2022-42313, CVE-2022-42314, CVE-2022-42315, CVE-2022-42316, CVE-2022-42317,

CVE-2022-42318] Xenstore: Guests can cause Xenstore to not free temporary memory

[XSA-416, CVE-2022-42319] Xenstore: Guests can get access to Xenstore nodes of

deleted domains [XSA-417, CVE-2022-42320] Xenstore: Guests can crash xenstored

via exhausting the stack [XSA-418, CVE-2022-42321] Xenstore: Cooperating guests

can create arbitrary numbers of nodes [XSA-419, CVE-2022-42322, CVE-2022-42323]

Oxenstored 32->31 bit integer truncation issues [XSA-420, CVE-2022-42324]

Xenstore: Guests can create arbitrary number of nodes via transactions [XSA-421,

CVE-2022-42325, CVE-2022-42326]

* Tue Nov 1 2022 Michael Young - 4.16.2-3

- x86: unintended memory sharing between guests [XSA-412, CVE-2022-42327]

- Xenstore: Guests can crash xenstored [XSA-414, CVE-2022-42309]

- Xenstore: Guests can create orphaned Xenstore nodes [XSA-415,

CVE-2022-42310]

- Xenstore: guests can let run xenstored out of memory [XSA-326,

CVE-2022-42311, CVE-2022-42312, CVE-2022-42313, CVE-2022-42314,

CVE-2022-42315, CVE-2022-42316, CVE-2022-42317, CVE-2022-42318]

- Xenstore: Guests can cause Xenstore to not free temporary memory

[XSA-416, CVE-2022-42319]

- Xenstore: Guests can get access to Xenstore nodes of deleted domains

[XSA-417, CVE-2022-42320]

- Xenstore: Guests can crash xenstored via exhausting the stack

[XSA-418, CVE-2022-42321]

- Xenstore: Cooperating guests can create arbitrary numbers of nodes

[XSA-419, CVE-2022-42322, CVE-2022-42323]

- Oxenstored 32->31 bit integer truncation issues [XSA-420, CVE-2022-42324]

- Xenstore: Guests can create arbitrary number of nodes via transactions

[XSA-421, CVE-2022-42325, CVE-2022-42326]

su -c 'dnf upgrade --advisory FEDORA-2022-07438e12df' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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