Category Archives: Advisories

osbuild-62-1.fc36 osbuild-composer-58-1.fc36

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FEDORA-2022-ca66b145a5

Packages in this update:

osbuild-62-1.fc36
osbuild-composer-58-1.fc36

Update description:

New upstream release:
osbuild-composer 58
osbuild 62

Update osbuild to the latest version

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Multiple Vulnerabilities in Mozilla Firefox Could Allow for Arbitrary Code Execution

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Multiple vulnerabilities have been discovered in Mozilla Firefox and Firefox Extended Support Release (ESR), the most severe of which could allow for arbitrary code execution.

Mozilla Firefox is a web browser used to access the Internet.
Mozilla Firefox ESR is a version of the web browser intended to be deployed in large organizations.
Successful exploitation of the most severe of these vulnerabilities could allow for arbitrary code execution in the context of the logged on user. Depending on the privileges associated with the user an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. Users whose accounts are configured to have fewer user rights on the system could be less impacted than those who operate with administrative user rights.

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xen-4.15.3-4.fc35

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FEDORA-2022-a0d7a5eaf2

Packages in this update:

xen-4.15.3-4.fc35

Update description:

insufficient TLB flush for x86 PV guests in shadow mode
[XSA-408, CVE-2022-33745]

Retbleed – arbitrary speculative code execution with return instructions
[XSA-407, CVE-2022-23816, CVE-2022-23825, CVE-2022-29900]

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