High severity8.2NVD Advisory· Published Jun 11, 2018· Updated Jun 17, 2026
CVE-2017-7813
CVE-2017-7813
Description
Inside the JavaScript parser, a cast of an integer to a narrower type can result in data read from outside the buffer being parsed. This usually results in a non-exploitable crash, but can leak a limited amount of information from memory if it matches JavaScript identifier syntax. This vulnerability affects Firefox < 56.
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Affected products
3- osv-coords2 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 128.5.1-1.1+ 1 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 92.0-1.2
- Range: unspecified
Patches
Vulnerability mechanics
References
4- bugzilla.mozilla.org/show_bug.cginvdExploitIssue Tracking
- www.securityfocus.com/bid/101057nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1039465nvdThird Party AdvisoryVDB Entry
- www.mozilla.org/security/advisories/mfsa2017-21/nvdVendor Advisory
News mentions
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