CVE-2017-5426

Published: 07 March 2017

On Linux, if the secure computing mode BPF (seccomp-bpf) filter is running when the Gecko Media Plugin sandbox is started, the sandbox fails to be applied and items that would run within the sandbox are run protected only by the running filter which is typically weak compared to the sandbox. Note: this issue only affects Linux. Other operating systems are not affected. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Priority

CVSS 3 base score: 5.3

Status

Package	Release	Status
firefox Launchpad, Ubuntu, Debian	Upstream	Released (52.0)





	Ubuntu 16.04 ESM (Xenial Xerus)	Released (52.0+build2-0ubuntu0.16.04.1)
	Ubuntu 14.04 ESM (Trusty Tahr)	Does not exist (trusty was released [52.0+build2-0ubuntu0.14.04.1])

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5426
https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5426
https://ubuntu.com/security/notices/USN-3216-1
NVD
Launchpad
Debian

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CVE-2017-5426

Medium

Status

References

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