CVE-2017-7753
An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 52.3, 55
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Timeline
- CVE published
- Record last updated
Affected versions
- Mozilla Thunderbird
fixed in 52.3
- Mozilla Firefox ESR
fixed in 52.3
- Mozilla Firefox
fixed in 55