CVE-2020-26950
HIGH8.8EPSS 48.3%thunderbird - security update
發布日:2020/12/9修改日:2026/4/28
描述
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.
受影響套件(6)
- Debian/firefox-esrfrom 0, < 78.4.1esr-1
- Debian/firefox-esrfrom 0, < 78.4.1esr-1~deb9u1
- Debian/firefox-esrfrom 0, < 78.4.1esr-1~deb10u1
- Debian/thunderbirdfrom 0, < 1:78.4.2-1
- Debian/thunderbirdfrom 0, < 1:78.4.2-1~deb9u1
- Debian/thunderbirdfrom 0, < 1:78.4.2-1~deb10u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |