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Gentoo Linux Security Advisory GLSA 201702-03 |
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https://security.gentoo.org/ |
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Severity: High |
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Title: Firejail: Privilege escalation |
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Date: February 09, 2017 |
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Bugs: #607382 |
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ID: 201702-03 |
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Synopsis |
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======== |
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|
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Firejail is vulnerable to the escalation of privileges due to an |
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incomplete fix for CVE-2017-5180. |
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|
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Background |
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========== |
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|
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A SUID program that reduces the risk of security breaches by |
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restricting the running environment of untrusted applications using |
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Linux namespaces and seccomp-bpf. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 sys-apps/firejail < 0.9.44.8 >= 0.9.44.8 |
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2 sys-apps/firejail-lts < 0.9.38.10 >= 0.9.38.10 |
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------------------------------------------------------------------- |
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2 affected packages |
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|
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Description |
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=========== |
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|
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The unaffected packages listed in GLSA 201612-48 had an incomplete fix |
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as reported by Sebastian Krahmer of SuSE. This has been properly |
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patched in the latest releases. |
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|
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Impact |
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====== |
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|
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An attacker could possibly bypass sandbox protection, cause a Denial of |
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Service condition, or escalate privileges. |
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|
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All Firejail users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=sys-apps/firejail-0.9.44.8" |
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|
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All Firejail-lts users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot -v ">=sys-apps/firejail-lts-0.9.38.10" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2017-5940 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5940 |
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[ 2 ] Firejail Release Notes |
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https://firejail.wordpress.com/download-2/release-notes/ |
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[ 3 ] GLSA 201612-48 |
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https://security.gentoo.org/glsa/201612-48 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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https://security.gentoo.org/glsa/201702-03 |
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|
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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Copyright 2017 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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http://creativecommons.org/licenses/by-sa/2.5 |
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