CVE-2017-5428

Critical

Description

An integer overflow in "createImageBitmap()" was reported through the Pwn2Own contest. The fix for this vulnerability disables the experimental extensions to the "createImageBitmap" API. This function runs in the content sandbox, requiring a second vulnerability to compromise a user's computer. This vulnerability affects Firefox ESR < 52.0.1 and Firefox < 52.0.1.

SeverityCritical
CVSS9.8
Exploit probability—
ProductMozilla Firefox
PublishedJun 11, 2018
First seenJun 11, 2018

How to fix

Update
  • mozilla firefox52.0.1 or later
  • mozilla firefox_esr52.0.1 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 52.0.152.0.1
redhat enterprise_linux7.0—
redhat enterprise_linux_desktop7.0—
redhat enterprise_linux_server7.0—
redhat enterprise_linux_server_aus7.3, 7.4—
redhat enterprise_linux_server_eus7.3, 7.4, 7.5—
redhat enterprise_linux_workstation7.0—
mozilla firefox_esrv < 52.0.152.0.1

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