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CVE-2017-7793

CVE-2017-7793

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 2.3%
exploitation probability
2.3%top 17% of all CVEs
observed exploitation
nono source reports it
A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
Affected products
Mozilla · FirefoxMozilla · Firefox ESRMozilla · Thunderbird
References
https://access.redhat.com/errata/RHSA-2017:2831https://access.redhat.com/errata/RHSA-2017:2885https://bugzilla.mozilla.org/show_bug.cgi?id=1371889https://lists.debian.org/debian-lts-announce/2017/11/msg00000.htmlhttps://security.gentoo.org/glsa/201803-14https://www.debian.org/security/2017/dsa-3987https://www.debian.org/security/2017/dsa-4014https://www.mozilla.org/security/advisories/mfsa2017-21/https://www.mozilla.org/security/advisories/mfsa2017-22/https://www.mozilla.org/security/advisories/mfsa2017-23/http://www.securityfocus.com/bid/101055http://www.securitytracker.com/id/1039465