Medium6.5Red Hat & Ubuntu Linux
NULL pointer dereference in php_mb_check_encoding() via mb_ereg_search_init()
CVE-2026-7259 Published May 10, 2026
CVE-2026-7259
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
NULL pointer dereference in php_mb_check_encoding() via mb_ereg_search_init(). Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-476. Affected package(s): php. Resolved in Red Hat advisory RHSA-2026:33449 — update the affected packages (`sudo dnf update`).
Affected versions
- php-0:8.0.30-6.el9_8
- php-0:8.3.31-1.el10_2
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
- RHSA-2026:33449
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:33449 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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