Bug 1870054 (CVE-2020-24330) - CVE-2020-24330 trousers: fails to drop the root gid privilege when no longer needed
Summary: CVE-2020-24330 trousers: fails to drop the root gid privilege when no longer ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-24330
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1972194 1874824 1882413 1882414 1972195
Blocks: 1849039
TreeView+ depends on / blocked
 
Reported: 2020-08-19 09:39 UTC by Marian Rehak
Modified: 2021-06-15 12:09 UTC (History)
5 users (show)

Fixed In Version: trousers 0.3.14
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Last Closed: 2021-05-18 20:34:40 UTC

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Description Marian Rehak 2020-08-19 09:39:59 UTC 
If the tcsd daemon is started with root privileges instead of by the tss user, it fails to drop the root gid privilege when no longer needed.

External Reference:

https://www.openwall.com/lists/oss-security/2020/08/14/1
Comment 1 Marian Rehak 2020-09-02 11:00:04 UTC 
Created trousers tracking bugs for this issue:

Affects: fedora-all [bug 1874824]
Comment 3 Marco Benatto 2020-09-24 13:56:29 UTC 
Upstream patch for this issue:
https://sourceforge.net/p/trousers/trousers/ci/e74dd1d96753b0538192143adf58d04fcd3b242b/
Comment 4 errata-xmlrpc 2021-05-18 13:48:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:1627 https://access.redhat.com/errata/RHSA-2021:1627
Comment 5 Product Security DevOps Team 2021-05-18 20:34:40 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-24330
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