A use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 999 | all | firefox | < 58.0-1 | firefox_58.0-1_all.deb |
Debian | 12 | all | firefox-esr | < 52.6.0esr-1 | firefox-esr_52.6.0esr-1_all.deb |
Debian | 11 | all | firefox-esr | < 52.6.0esr-1 | firefox-esr_52.6.0esr-1_all.deb |
Debian | 10 | all | firefox-esr | < 52.6.0esr-1 | firefox-esr_52.6.0esr-1_all.deb |
Debian | 999 | all | firefox-esr | < 52.6.0esr-1 | firefox-esr_52.6.0esr-1_all.deb |
Debian | 13 | all | firefox-esr | < 52.6.0esr-1 | firefox-esr_52.6.0esr-1_all.deb |
Debian | 12 | all | thunderbird | < 1:52.6.0-1 | thunderbird_1:52.6.0-1_all.deb |
Debian | 11 | all | thunderbird | < 1:52.6.0-1 | thunderbird_1:52.6.0-1_all.deb |
Debian | 10 | all | thunderbird | < 1:52.6.0-1 | thunderbird_1:52.6.0-1_all.deb |
Debian | 999 | all | thunderbird | < 1:52.6.0-1 | thunderbird_1:52.6.0-1_all.deb |