Linux · Security advisory · July 23, 2025
DSA-5964-1: firefox-esr security update
DSA-5964-1, released July 23, 2025, fixes 1 CVE in firefox-esr (version 128.13.0esr-1~deb12u1). 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
0.0043
37th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| firefox-esr | Debian 12.15 (bookworm) | 128.13.0esr-1~deb12u1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2025-8027 | JavaScript engine only wrote partial return value to stack | 7.5 | 0.0043 | None reported |
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