【CESA-2017:0461】An update for firefox is now available for Red Hat Enterprise Linux 7


An update for firefox is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of
Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a
detailed severity rating, is available for each vulnerability from the CVE
link(s) in the References section.

Mozilla Firefox is an open source web browser.

This update upgrades Firefox to version 52.0 ESR.

Security Fix(es):

* Multiple flaws were found in the processing of malformed web content. A web
page containing malicious content could cause Firefox to crash or, potentially,
execute arbitrary code with the privileges of the user running Firefox.
(CVE-2017-5398, CVE-2017-5400, CVE-2017-5401, CVE-2017-5402, CVE-2017-5404,
CVE-2017-5407, CVE-2017-5408, CVE-2017-5410, CVE-2017-5405)

Red Hat would like to thank the Mozilla project for reporting these issues.
Upstream acknowledges Nils, Jerri Rice, Rh0, Anton Eliasson, David Kohlbrenner,
Ivan Fratric of Google Project Zero, Anonymous, Eric Lawrence of Chrome
Security, Boris Zbarsky, Christian Holler, Honza Bambas, Jon Coppeard, Randell
Jesup, André Bargull, Kan-Ru Chen, and Nathan Froyd as the original reporters.

Bugs Fixed

1429778 – CVE-2017-5400 Mozilla: asm.js JIT-spray bypass of ASLR and DEP (MFSA 2017-06)
1429779 – CVE-2017-5401 Mozilla: Memory Corruption when handling ErrorResult (MFSA 2017-06)
1429780 – CVE-2017-5402 Mozilla: Use-after-free working with events in FontFace objects (MFSA 2017-06)
1429781 – CVE-2017-5404 Mozilla: Use-after-free working with ranges in selections (MFSA 2017-06)
1429782 – CVE-2017-5407 Mozilla: Pixel and history stealing via floating-point timing side channel with SVG filters (MFSA 2017-06)
1429783 – CVE-2017-5410 Mozilla: Memory corruption during JavaScript garbage collection incremental sweeping (MFSA 2017-06)
1429784 – CVE-2017-5408 Mozilla: Cross-origin reading of video captions in violation of CORS (MFSA 2017-06)
1429785 – CVE-2017-5405 Mozilla: FTP response codes can cause use of uninitialized values for ports (MFSA 2017-06)
1429786 – CVE-2017-5398 Mozilla: Memory safety bugs fixed in Firefox 52 and Firefox ESR 45.8 (MFSA 2017-06)