VDB
DEBIAN-CVE-2021-38504
DEBIAN-CVE-2021-38504
PUBLISHED
CVSS 8.800000190734863 HIGH
When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Risk Scores
CVSS v3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | firefox-esr | 78.14.0esr-1~deb11u1, 78.14.0esr-1~deb9u1, * |
| Debian:13 | firefox-esr | 0, 0, 0 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:12 | firefox-esr | 0, 0, 0 |
| Debian:13 | thunderbird | 0, 0, 0 |
| Debian:12 | thunderbird | 0, 0, 0 |
| Debian:11 | thunderbird | 1:91.2.0-1, 1:91.2.1-1, 1:91.3.0-1 |
| Debian:14 | thunderbird | 0, 0, 0 |
Timeline
- Dec 8, 2021 CVE Published
- Apr 28, 2026 CVE Updated