Detections
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CVE-2017-7756
critical
Description
A use-after-free and use-after-scope vulnerability when logging errors from headers for XML HTTP Requests (XHR). This could result in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
References
https://www.mozilla.org/security/advisories/mfsa2017-17/
https://www.mozilla.org/security/advisories/mfsa2017-16/
https://www.mozilla.org/security/advisories/mfsa2017-15/
https://www.debian.org/security/2017/dsa-3918
https://www.debian.org/security/2017/dsa-3881
https://bugzilla.mozilla.org/show_bug.cgi?id=1366595
https://access.redhat.com/errata/RHSA-2017:1561
https://access.redhat.com/errata/RHSA-2017:1440