Bug 1471171 (CVE-2017-7805) - CVE-2017-7805 nss: Potential use-after-free in TLS 1.2 server when verifying client authentication
Summary: CVE-2017-7805 nss: Potential use-after-free in TLS 1.2 server when verifying ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-7805
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1473508 1473509 1473510 1473511 1496926
Blocks: 1471174
TreeView+ depends on / blocked
 
Reported: 2017-07-14 15:05 UTC by Adam Mariš
Modified: 2021-02-17 01:56 UTC (History)
16 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A use-after-free flaw was found in the TLS 1.2 implementation in the NSS library when client authentication was used. A malicious client could use this flaw to cause an application compiled against NSS to crash or, potentially, execute arbitrary code with the permission of the user running the application.
Clone Of:
Environment:
Last Closed: 2017-09-29 02:18:17 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2832 0 normal SHIPPED_LIVE Important: nss security update 2017-09-29 03:58:01 UTC

Description Adam Mariš 2017-07-14 15:05:22 UTC 
Potential use-after-free vulnerability in nss in TLS 1.2 server when verifying client authentication was found.

Upstream bug:

https://bugzilla.mozilla.org/show_bug.cgi?id=1377618
Comment 10 Doran Moppert 2017-09-28 04:25:39 UTC 
Acknowledgments:

Name: the Mozilla project
Upstream: Martin Thomson
Comment 11 Tomas Hoger 2017-09-28 08:27:10 UTC 
Upstream commit:

https://hg.mozilla.org/projects/nss/rev/839200ce0943166a079284bdf45dcc37bb672925
Comment 12 Tomas Hoger 2017-09-28 18:58:30 UTC 
Public now via upstream advisories:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-22/
https://www.mozilla.org/en-US/security/advisories/mfsa2017-21/
Comment 13 Tomas Hoger 2017-09-28 19:00:22 UTC 
Created nss tracking bugs for this issue:

Affects: fedora-all [bug 1496926]
Comment 14 errata-xmlrpc 2017-09-28 23:58:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:2832 https://access.redhat.com/errata/RHSA-2017:2832
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