CVE-2019-12589
First published: Mon Jun 03 2019(Updated: )
In Firejail before 0.9.60, seccomp filters are writable inside the jail, leading to a lack of intended seccomp restrictions for a process that is joined to the jail after a filter has been modified by an attacker.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Firejail Project Firejail | <0.9.60 |
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Reference Links
- https://github.com/netblue30/firejail/commit/eecf35c2f8249489a1d3e512bb07f0d427183134
- https://github.com/netblue30/firejail/issues/2718
- https://github.com/netblue30/firejail/releases/tag/0.9.60
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CDY7B73YDRBURA25APSHD5PFEO4TNSFW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGVULJ6IKVDO6UAVIQRHQVSKOUD6QDWM/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CDY7B73YDRBURA25APSHD5PFEO4TNSFW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGVULJ6IKVDO6UAVIQRHQVSKOUD6QDWM/
Frequently Asked Questions
What is CVE-2019-12589?
CVE-2019-12589 is a vulnerability in Firejail before version 0.9.60 that allows an attacker to modify seccomp filters and bypass intended restrictions.
How does CVE-2019-12589 impact Firejail?
CVE-2019-12589 impacts Firejail by allowing an attacker to modify seccomp filters, which can lead to a lack of intended restrictions for processes in the jail.
What is the severity of CVE-2019-12589?
CVE-2019-12589 has a severity rating of 8.8 (high).
Which version of Firejail is affected by CVE-2019-12589?
Firejail versions prior to 0.9.60 are affected by CVE-2019-12589.
How can I fix CVE-2019-12589?
To fix CVE-2019-12589, upgrade to Firejail version 0.9.60 or later.
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