Debian Security Advisory DSA 3987-1 (firefox-esr - security update)

Information

Severity

Severity

Critical

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

10.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

4 years ago

Modified

Modified

6 months ago

Summary

Several security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, use-after-frees, buffer overflows and other implementation errors may lead to the execution of arbitrary code, denial of service, cross-site scripting or bypass of the phishing and malware protection feature.

Affected Software

Affected Software

firefox-esr on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the oldstable distribution (jessie), these problems have been fixed in version 52.4.0esr-1~deb8u1. For the stable distribution (stretch), these problems have been fixed in version 52.4.0esr-1~deb9u1. We recommend that you upgrade your firefox-esr packages.

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