Bug 1535926

Summary: CVE-2018-6003 libtasn1: Stack exhaustion due to indefinite recursion during BER decoding [fedora-all]
Product: [Fedora] Fedora Reporter: Huzaifa S. Sidhpurwala <huzaifas>
Component: libtasn1Assignee: Nikos Mavrogiannopoulos <nmavrogi>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 27CC: agk, nmavrogi, tmraz
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---Flags: writeneed.seo: needinfo? (writeneed.seo)
Hardware: Unspecified   
OS: Unspecified   
Fixed In Version: libtasn1-4.13-1.fc27 libtasn1-4.13-1.fc26 Doc Type: Release Note
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2018-01-23 21:46:59 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On:    
Bug Blocks: 1535578    

Description Huzaifa S. Sidhpurwala 2018-01-18 09:35:05 UTC
This is an automatically created tracking bug!  It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.

For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.

For more information see:

When submitting as an update, use the fedpkg template provided in the next
comment(s).  This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.

Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.

NOTE: this issue affects multiple supported versions of Fedora. While only
one tracking bug has been filed, please correct all affected versions at
the same time.  If you need to fix the versions independent of each other,
you may clone this bug as appropriate.

Comment 1 Huzaifa S. Sidhpurwala 2018-01-18 09:35:11 UTC
Use the following template to for the 'fedpkg update' request to submit an
update for this issue as it contains the top-level parent bug(s) as well as
this tracking bug.  This will ensure that all associated bugs get updated
when new packages are pushed to stable.


# bugfix, security, enhancement, newpackage (required)

# testing, stable

# Bug numbers: 1234,9876

# Description of your update
notes=Security fix for [PUT CVEs HERE]

# Enable request automation based on the stable/unstable karma thresholds

# Automatically close bugs when this marked as stable

# Suggest that users restart after update


Additionally, you may opt to use the bodhi web interface to submit updates:


Comment 2 Fedora Update System 2018-01-18 11:51:43 UTC
libtasn1-4.13-1.fc27 has been submitted as an update to Fedora 27. https://bodhi.fedoraproject.org/updates/FEDORA-2018-da4263f065

Comment 3 Fedora Update System 2018-01-18 12:04:20 UTC
libtasn1-4.13-1.fc26 has been submitted as an update to Fedora 26. https://bodhi.fedoraproject.org/updates/FEDORA-2018-ef303deec6

Comment 4 Fedora Update System 2018-01-18 22:22:50 UTC
libtasn1-4.13-1.fc26 has been pushed to the Fedora 26 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-ef303deec6

Comment 5 Fedora Update System 2018-01-23 21:46:59 UTC
libtasn1-4.13-1.fc27 has been pushed to the Fedora 27 stable repository. If problems still persist, please make note of it in this bug report.

Comment 6 Fedora Update System 2018-02-06 10:47:40 UTC
libtasn1-4.13-1.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Chris Greenwalty 2019-01-21 19:33:40 UTC Comment hidden (spam)
Comment 30 Noel Steele 2020-02-14 10:39:21 UTC Comment hidden (spam)
Comment 31 Danny Nixon 2020-02-25 13:38:58 UTC Comment hidden (spam)
Comment 32 emma woods 2020-03-07 23:32:40 UTC Comment hidden (spam)
Comment 33 Writeneed 2020-03-09 09:50:58 UTC Comment hidden (spam)