Linux · Ubuntu · Package update · October 1, 2017

firefox 56.0+build6-0ubuntu1: firefox 56.0+build6-0ubuntu1 for Ubuntu 18.04.6 LTS (bionic)

firefox 56.0+build6-0ubuntu1, released October 1, 2017, fixes 16 CVEs in firefox. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

RoutineUnsupported product
CVEs closed
16
None rated Critical
Exploited
0
None reported
Highest CVSS
n/a
No CVSS score published
Highest EPSS
0.0352
89th percentile

Priority of the 16 CVEs

Patch now 0 Urgent 0 High 0 Routine 16

Fixed package versions

ProductReleaseFixed in
firefoxUbuntu 18.04.6 LTS (bionic)56.0+build6-0ubuntu1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Routine CVE-2017-7824 firefox: A buffer overflow occurs when drawing and validating elements with the ANGLE graphics library, used for WebGL contentn/a 0.0352 None reported
Routine CVE-2017-7818 firefox: A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) ele...n/a 0.0331 None reported
Routine CVE-2017-7819 firefox: A use-after-free vulnerability can occur in design mode when image objects are resized if objects referenced during t...n/a 0.0331 None reported
Routine CVE-2017-7805 firefox: During TLS 1.2 exchanges, handshake hashes are generated which point to a message buffern/a 0.0305 None reported
Routine CVE-2017-7810 firefox: Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3n/a 0.0280 None reported
Routine CVE-2017-7811 firefox: Memory safety bugs were reported in Firefox 55n/a 0.0227 None reported
Routine CVE-2017-7793 firefox: A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when sti...n/a 0.0227 None reported
Routine CVE-2017-7821 firefox: A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file typesn/a 0.0191 None reported
Routine CVE-2017-7813 firefox: Inside the JavaScript parser, a cast of an integer to a narrower type can result in data read from outside the buffer...n/a 0.0156 None reported
Routine CVE-2017-7823 firefox: The content security policy (CSP) "sandbox" directive did not create a unique origin for the document, causing it to...n/a 0.0144 None reported
Routine CVE-2017-7822 firefox: The AES-GCM implementation in WebCrypto API accepts 0-length IV when it should require a length of 1 according to the...n/a 0.0133 None reported
Routine CVE-2017-7812 firefox: If web content on a page is dragged onto portions of the browser UI, such as the tab bar, links can be opened that ot...n/a 0.0123 None reported
Routine CVE-2017-7816 firefox-mozsymbols: WebExtensions could use popups and panels in the extension UI to load an "about:" privileged URL, violating security...n/a 0.0123 None reported
Routine CVE-2017-7814 firefox: File downloads encoded with "blob:" and "data:" URL elements bypassed normal file download checks though the Phishing...n/a 0.0119 None reported
Routine CVE-2017-7820 firefox: The "instanceof" operator can bypass the Xray wrapper mechanismn/a 0.0116 None reported
Routine CVE-2017-7815 firefox: On pages containing an iframe, the "data:" protocol can be used to create a modal dialog through Javascript that will...n/a 0.0114 None reported
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