An out-of-bounds read and write flaw was discovered in the PHP-FPM code,
which could result in escalation of privileges from local unprivileged
user to the root user.
For the stable distribution (bullseye), this problem has been fixed in
We recommend that you upgrade your php7.4 packages.
For the detailed security status of php7.4 please refer to its security
tracker page at:
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
Debian Security Advisory DSA-4992-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
October 25, 2021 https://www.debian.org/security/faq