[xml/sgml-pkgs] Bug#990716: libxml2 2.9.12 breaks all PHP versions use of DOMDocument::saveHTML() (Upstream bug #266)

[Patrick Allaert]

Package: libxml2
Version: 2.9.12+dfsg-0+0~20210621.9+debian10~1.gbp43e861
Severity: critical
Tags: upstream
Justification: breaks unrelated software

Dear Maintainer,

Could you please consider the upstream patch? (Upstream issue:
https://gitlab.gnome.org/GNOME/libxml2/-/issues/266)

Thank you,
-Patrick

-- System Information:
Debian Release: 10.10
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 4.19.0-9-amd64 (SMP w/12 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages libxml2 depends on:
ii  libc6     2.28-10
ii  libicu65  65.1-1+0~20200223.8+debian10~1.gbp519cf3
ii  liblzma5  5.2.4-1
ii  zlib1g    1:1.2.11.dfsg-1

libxml2 recommends no packages.

libxml2 suggests no packages.

-- no debconf information