First published: Wed Apr 19 2017(Updated: )
A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. This results in a potentially exploitable crash.
Credit: security@mozilla.org security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Thunderbird | <52.1 | 52.1 |
Firefox | <53 | 53 |
Firefox ESR | <52.1 | 52.1 |
Firefox ESR | <45.9 | 45.9 |
Debian Linux | =9.0 | |
Red Hat Enterprise Linux | =6.0 | |
Red Hat Enterprise Linux | =7.0 | |
Red Hat Enterprise Linux Desktop | =6.0 | |
Red Hat Enterprise Linux Desktop | =7.0 | |
Red Hat Enterprise Linux Server | =6.0 | |
Red Hat Enterprise Linux Server | =7.0 | |
Red Hat Enterprise Linux Server | =7.3 | |
Red Hat Enterprise Linux Server | =7.4 | |
Red Hat Enterprise Linux Server | =7.3 | |
Red Hat Enterprise Linux Server | =7.4 | |
Red Hat Enterprise Linux Server | =7.5 | |
Red Hat Enterprise Linux Workstation | =6.0 | |
Red Hat Enterprise Linux Workstation | =7.0 | |
Firefox | >=52.0<52.1.0 | |
Thunderbird | <52.1.0 | |
Firefox | <53.0 | |
Firefox ESR | <45.9.0 | |
Firefox ESR | >=52.0<52.1.0 | |
debian/firefox | 137.0-1 | |
debian/firefox-esr | 115.14.0esr-1~deb11u1 128.9.0esr-1~deb11u1 128.8.0esr-1~deb12u1 128.9.0esr-1~deb12u1 128.8.0esr-1 128.9.0esr-2 |
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(Appears in the following advisories)
(Found alongside the following vulnerabilities)
CVE-2017-5439 is classified as a critical vulnerability due to the potential for exploitation leading to crashes in affected software.
To resolve CVE-2017-5439, users should update affected software such as Mozilla Thunderbird or Firefox to the latest patched versions.
CVE-2017-5439 affects various versions of Mozilla Thunderbird and Firefox, specifically those prior to version 52.1 for Thunderbird and Firefox ESR.
Exploitation of CVE-2017-5439 can lead to a use-after-free vulnerability that may crash applications or potentially execute arbitrary code.
There are no effective workarounds for CVE-2017-5439; the only solution is upgrading to the fixed software versions.