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Debian Security Bug TrackerDEBIANCVE:CVE-2021-23981HistoryMar 31, 2021 - 2:15 p.m.
CVE-2021-23981
2021-03-3114:15:00
Debian Security Bug Tracker
security-tracker.debian.org
16
0.003 Low
EPSS
Percentile
65.5%
A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 999 | all | firefox | < 87.0-1 | firefox_87.0-1_all.deb |
| Debian | 12 | all | firefox-esr | < 78.9.0esr-1 | firefox-esr_78.9.0esr-1_all.deb |
| Debian | 11 | all | firefox-esr | < 78.9.0esr-1 | firefox-esr_78.9.0esr-1_all.deb |
| Debian | 10 | all | firefox-esr | < 78.9.0esr-1~deb10u1 | firefox-esr_78.9.0esr-1~deb10u1_all.deb |
| Debian | 999 | all | firefox-esr | < 78.9.0esr-1 | firefox-esr_78.9.0esr-1_all.deb |
| Debian | 13 | all | firefox-esr | < 78.9.0esr-1 | firefox-esr_78.9.0esr-1_all.deb |
| Debian | 12 | all | thunderbird | < 1:78.9.0-1 | thunderbird_1:78.9.0-1_all.deb |
| Debian | 11 | all | thunderbird | < 1:78.9.0-1 | thunderbird_1:78.9.0-1_all.deb |
| Debian | 10 | all | thunderbird | < 1:78.9.0-1~deb10u1 | thunderbird_1:78.9.0-1~deb10u1_all.deb |
| Debian | 999 | all | thunderbird | < 1:78.9.0-1 | thunderbird_1:78.9.0-1_all.deb |
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