a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. Th...">
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
43.5%
By using a link with <code>rel=“localization”</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 999 | all | firefox | < 99.0-1 | firefox_99.0-1_all.deb |
Debian | 12 | all | firefox-esr | < 91.8.0esr-1 | firefox-esr_91.8.0esr-1_all.deb |
Debian | 11 | all | firefox-esr | < 91.8.0esr-1~deb11u1 | firefox-esr_91.8.0esr-1~deb11u1_all.deb |
Debian | 999 | all | firefox-esr | < 91.8.0esr-1 | firefox-esr_91.8.0esr-1_all.deb |
Debian | 13 | all | firefox-esr | < 91.8.0esr-1 | firefox-esr_91.8.0esr-1_all.deb |
Debian | 12 | all | thunderbird | < 1:91.8.0-1 | thunderbird_1:91.8.0-1_all.deb |
Debian | 11 | all | thunderbird | < 1:91.8.0-1~deb11u1 | thunderbird_1:91.8.0-1~deb11u1_all.deb |
Debian | 999 | all | thunderbird | < 1:91.8.0-1 | thunderbird_1:91.8.0-1_all.deb |
Debian | 13 | all | thunderbird | < 1:91.8.0-1 | thunderbird_1:91.8.0-1_all.deb |