CVE-2017-7753
CRITICAL9.1EPSS 1.7%icedove - security update
Published: 6/11/2018Modified: 4/28/2026
Description
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.
Affected packages (5)
- Debian/firefox-esrfrom 0, < 52.3.0esr-1
- Debian/firefox-esrfrom 0, < 52.3.0esr-1~deb7u1
- Debian/firefox-esrfrom 0, < 52.3.0esr-1~deb8u2
- Debian/icedovefrom 0, < 1:52.3.0-4~deb7u1
- Debian/icedovefrom 0, < 1:52.3.0-4~deb8u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |