Out-of-Bounds Affecting firefox-esr package, versions <45.8.0esr-1


Severity

Recommended
0.0
critical
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.49% (77th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-354264
  • published11 Jun 2018
  • disclosed11 Jun 2018

Introduced: 11 Jun 2018

CVE-2017-5400  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 45.8.0esr-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-esr package and not the firefox-esr package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

JIT-spray targeting asm.js combined with a heap spray allows for a bypass of ASLR and DEP protections leading to potential memory corruption attacks. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.