Fixes CVE 2025-26794:
https://lists.exim.org/lurker/message/20250221.121401.a509f6c9.en.html
https://exim.org/static/doc/security/CVE-2025-26794.txt
Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 97f8ba4ea2)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>