Debian/firefox-esr: high 8.8
Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free
Action: Upgrade firefox-esr to 91.4.0esr-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 91.4.0esr-1 | - |
Fixed versions
| 91.4.0esr-1 |
Sources
- osv: DEBIAN-CVE-2021-43539#Debian:14/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2021-43539
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