Fedora 34: 2021-C0235D9D79 Moderate: Libguestfs NTFS-3G Buffer Overflow

Libguestfs is a library for accessing and modifying virtual machine

disk images. https://libguestfs.org/

Libguestfs uses Linux kernel and qemu code, and can access any type of

guest filesystem that Linux and qemu can, including but not limited

to: ext2/3/4, btrfs, FAT and NTFS, LVM, many different disk partition

schemes, qcow, qcow2, vmdk.

For enhanced features, install:

libguestfs-forensics adds filesystem forensics support

libguestfs-gfs2 adds Global Filesystem (GFS2) support

libguestfs-hfsplus adds HFS+ (Mac filesystem) support

libguestfs-inspect-icons adds support for inspecting guest icons

libguestfs-rescue enhances virt-rescue shell with more tools

libguestfs-rsync rsync to/from guest filesystems

libguestfs-ufs adds UFS (BSD) support

libguestfs-xfs adds XFS support

libguestfs-zfs adds ZFS support

For developers:

libguestfs-devel C/C++ header files and library

Language bindings:

libguestfs-gobject-devel GObject bindings and GObject Introspection

lua-guestfs Lua bindings

ocaml-libguestfs-devel OCaml bindings

perl-Sys-Guestfs Perl bindings

php-libguestfs PHP bindings

python3-libguestfs Python 3 bindings

ruby-libguestfs Ruby bindings

libguestfs-vala Vala language bindings

Update NTFS-3G to 2021.8.22 to fix multiple CVEs ---- New upstream development

version 1.45.7. ---- Upstream patch to work with qemu 6.1 (RHBZ#1998820)

* Tue Aug 31 2021 Richard W.M. Jones - 1:1.45.7-2

- Rebuild for updated ntfs-3g CVE (RHBZ#1999788)

* Tue Aug 31 2021 Richard W.M. Jones - 1:1.45.7-1

- New upstream development version 1.45.7.

- Fix to work with qemu 6.1 (RHBZ#1998820)

[ 1 ] Bug #1998820 - libguestfs breaks with qemu 6.1 with error "Backing file specified without backing format"

https://bugzilla.redhat.com/show_bug.cgi?id=1998820

[ 2 ] Bug #1999788 - ntfs-3g: Multiple buffer overflows in all versions [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1999788

[ 3 ] Bug #1999869 - ntfs-3g-2021.8.22 is available

https://bugzilla.redhat.com/show_bug.cgi?id=1999869

su -c 'dnf upgrade --advisory FEDORA-2021-c0235d9d79' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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