Debian/php8.4: medium 6.5
In PHP versions 8.2.* before 8.2.31, 8.3.* before 8.3.31, 8.4.* before 8.4.21, and 8.5.* before 8.5.6, a mismatch between encoding lists in Oniguruma and mbfl leads to a NULL pointer dereference, resu
Action: Upgrade php8.4 to 8.4.21-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 8.4.21-1 | - |
Fixed versions
| 8.4.21-1 |
Sources
- osv: DEBIAN-CVE-2026-7259#Debian:14/php8.4
- https://security-tracker.debian.org/tracker/CVE-2026-7259
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