Debian/thunderbird: medium 5.3
Assuming a controlled failed memory allocation, an attacker could have caused a use-after-free, leading to a potentially exploitable crash. This vulnerability was fixed in Firefox 134, Firefox ESR 128
Action: Upgrade thunderbird to 1:128.6.0esr-1~deb12u1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1:128.6.0esr-1~deb12u1 | - |
Fixed versions
| 1:128.6.0esr-1~deb12u1 |
Sources
- osv: DEBIAN-CVE-2025-0238#Debian:12/thunderbird
- https://security-tracker.debian.org/tracker/CVE-2025-0238
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