Linux · Security advisory · June 7, 2023
DSA-5421-1: firefox-esr security update
DSA-5421-1, released June 7, 2023, fixes 1 CVE in firefox-esr. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0090
59th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| firefox-esr | Debian 11.6 (bullseye) | 102.12.0esr-1~deb11u1 |
| firefox-esr | Debian 12.15 (bookworm) | 102.12.0esr-1~deb12u1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2023-34414 | Mozilla Firefox and 4 others: The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses… | 9.8 | 0.0090 | None reported |
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