Bug 1781963 (CVE-2019-1352) - CVE-2019-1352 git: Files inside the .git directory may be overwritten during cloning via NTFS Alternate Data Streams
Summary: CVE-2019-1352 git: Files inside the .git directory may be overwritten during ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-1352
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: 1781964 1785184 1785185 1785186 1785241
Blocks: 1781145
TreeView+ depends on / blocked
 
Reported: 2019-12-11 00:21 UTC by Pedro Sampaio
Modified: 2021-02-16 20:55 UTC (History)
11 users (show)

Fixed In Version: git 2.24.1, git 2.23.1, git 2.22.2, git 2.21.1, git 2.20.2, git 2.19.3, git 2.18.2, git 2.17.3, git 2.16.6, git 2.15.4, git 2.14.6
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Environment:
Last Closed: 2019-12-19 20:09:45 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2020:0003 0 None None None 2020-01-02 10:58:35 UTC
Red Hat Product Errata RHBA-2020:0025 0 None None None 2020-01-06 13:23:18 UTC
Red Hat Product Errata RHBA-2020:0032 0 None None None 2020-01-06 21:07:13 UTC
Red Hat Product Errata RHBA-2020:0125 0 None None None 2020-01-16 13:09:50 UTC
Red Hat Product Errata RHSA-2019:4356 0 None None None 2019-12-19 18:44:02 UTC
Red Hat Product Errata RHSA-2020:0002 0 None None None 2020-01-02 08:54:07 UTC
Red Hat Product Errata RHSA-2020:0228 0 None None None 2020-01-27 08:54:20 UTC

Description Pedro Sampaio 2019-12-11 00:21:21 UTC 
Git was unaware of NTFS Alternate Data Streams, allowing files inside the .git/ directory to be overwritten during a clone.

References:

https://kernel.googlesource.com/pub/scm/git/git/+/refs/tags/v2.24.1/Documentation/RelNotes/2.14.6.txt
Comment 1 Pedro Sampaio 2019-12-11 00:21:47 UTC 
Created git tracking bugs for this issue:

Affects: fedora-all [bug 1781964]
Comment 2 Riccardo Schirone 2019-12-13 16:41:45 UTC 
oss-security mailing list reference:
https://www.openwall.com/lists/oss-security/2019/12/13/1
Comment 3 Riccardo Schirone 2019-12-13 16:42:42 UTC 
External References:

https://github.com/git/git/security/advisories/GHSA-5wph-8frv-58vj
Comment 4 Riccardo Schirone 2019-12-17 18:06:21 UTC 
Upstream fix:
https://github.com/git/git/commit/7c3745fc6185495d5765628b4dfe1bd2c25a2981
Comment 7 Riccardo Schirone 2019-12-19 10:49:28 UTC 
Statement:

Even if the code in the versions of git as shipped with Red Hat Enterprise Linux 8 and Red Hat Software Collections 3 is affected by this flaw, Red Hat does not support the NTFS filesystem. For this reason, the flaw has a Low Impact.
Comment 10 errata-xmlrpc 2019-12-19 18:44:01 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2019:4356 https://access.redhat.com/errata/RHSA-2019:4356
Comment 11 Product Security DevOps Team 2019-12-19 20:09:45 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-2019-1352
Comment 12 errata-xmlrpc 2020-01-02 08:54:05 UTC 
This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS

Via RHSA-2020:0002 https://access.redhat.com/errata/RHSA-2020:0002
Comment 16 errata-xmlrpc 2020-01-27 08:54:19 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:0228 https://access.redhat.com/errata/RHSA-2020:0228
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