CVE-2022-0070: Log4j hot patch package privilege escalation
First published: Tue Apr 19 2022(Updated: )
Incomplete fix for CVE-2021-3100. The Apache Log4j hotpatch package starting with log4j-cve-2021-44228-hotpatch-1.1-16 will now explicitly mimic the Linux capabilities and cgroups of the target Java process that the hotpatch is applied to.
Credit: psirt@paloaltonetworks.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Amazon Log4jhotpatch | <1.1-16 | |
| Linux Linux kernel |
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Reference Links
Frequently Asked Questions
What is CVE-2022-0070?
CVE-2022-0070 is an incomplete fix for CVE-2021-3100, a vulnerability in the Apache Log4j hotpatch package.
How does CVE-2022-0070 affect the Amazon Log4jhotpatch software?
CVE-2022-0070 affects Amazon Log4jhotpatch versions up to and including 1.1-16.
What does CVE-2022-0070 do?
CVE-2022-0070 explicitly mimics the Linux capabilities and cgroups of the target Java process that the hotpatch is applied to.
What is the severity of CVE-2022-0070?
CVE-2022-0070 has a severity value of 8.8, which is considered high.
How can I fix CVE-2022-0070?
To fix CVE-2022-0070, you should update the Apache Log4j hotpatch package to a version that includes a complete fix for CVE-2021-3100.
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- canonical/linux linux kernel