CVE-2017-7776

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

Heap-based Buffer Overflow read in Graphite2 library in Firefox before 54 in graphite2::Silf::getClassGlyph.

Metrics

CVSS 3.0 8.1/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Apr 15, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2017

CVE-2017-77778.8Use of uninitialized memory in Graphite2 library in Firefox before 54 in graphite2::GlyphCache::Loader::read_glyph function.CVE-2017-77789.8A number of security vulnerabilities in the Graphite 2 library including out-of-bounds reads, buffer overflow reads and writes, and the use CVE-2017-77799.8Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. Some of these bugs showed evidence of memory corruptCVE-2017-77809.8Memory safety bugs were reported in Firefox 54. Some of these bugs showed evidence of memory corruption and we presume that with enough effoCVE-2017-77815.9An error occurs in the elliptic curve point addition algorithm that uses mixed Jacobian-affine coordinates where it can yield a result "POINCVE-2017-77825.3An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protecCVE-2017-77837.5If a long user name is used in a username/password combination in a site URL (such as " http://UserName:Password@example.com"), the resultinCVE-2017-77849.8A use-after-free vulnerability can occur when reading an image observer during frame reconstruction after the observer has been freed. This CVE-2017-77859.8A buffer overflow can occur when manipulating Accessible Rich Internet Applications (ARIA) attributes within the DOM. This results in a poteCVE-2017-77869.8A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitablCVE-2017-77877.5Same-origin policy protections can be bypassed on pages with embedded iframes during page reloads, allowing the iframes to access content onCVE-2017-77889.8When an "iframe" has a "sandbox" attribute and its content is specified using "srcdoc", that content does not inherit the containing page's
CVE-2017-7776: High severity, CVSS 8.1 | Vulnix