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Package "libvirt0"

Name: libvirt0

Description:

virtualization library
Latest version: 11.6.0-1ubuntu3.2
Release: questing (25.10)
Level: updates
Repository: main
Head package: libvirt
Homepage: https://libvirt.org/

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Other versions of "libvirt0" in Questing

Repository Area Version
base main 11.6.0-1ubuntu3
security main 11.6.0-1ubuntu3.2

Changelog

Version: 11.6.0-1ubuntu3.2 2026-01-08 21:11:45 UTC

  libvirt (11.6.0-1ubuntu3.2) questing-security; urgency=medium

  * SECURITY UPDATE: memory consumption DoS via XML parsing
    - debian/patches/CVE-2025-12748-1.patch: add virDomainDefIDsParseString
      in src/conf/domain_conf.c, src/conf/domain_conf.h,
      src/libvirt_private.syms.
    - debian/patches/CVE-2025-12748-2.patch: check ACLs before parsing the
      whole domain XML in src/bhyve/bhyve_driver.c.
    - debian/patches/CVE-2025-12748-3.patch: check ACLs before parsing the
      whole domain XML in src/libxl/libxl_driver.c,
    - debian/patches/CVE-2025-12748-4.patch: check ACLs before parsing the
      whole domain XML in src/lxc/lxc_driver.c.
    - debian/patches/CVE-2025-12748-5.patch: check ACLs before parsing the
      whole domain XML in src/vz/vz_driver.c.
    - debian/patches/CVE-2025-12748-6.patch: check ACLs before parsing the
      whole domain XML in src/ch/ch_driver.c.
    - debian/patches/CVE-2025-12748-7.patch: check ACLs before parsing the
      whole domain XML in src/qemu/qemu_driver.c,
      src/qemu/qemu_migration.c, src/qemu/qemu_migration.h,
      src/qemu/qemu_saveimage.c, src/qemu/qemu_saveimage.h,
      src/qemu/qemu_snapshot.c.
    - debian/patches/CVE-2025-12748-8.patch: fix typo in bhyve driver in
      src/bhyve/bhyve_driver.c.
    - CVE-2025-12748
  * SECURITY UPDATE: incorrect world-readable permissions on snapshots
    - debian/patches/CVE-2025-13193.patch: set umask for qemu-img when
      creating external inactive snapshots in src/qemu/qemu_snapshot.c.
    - CVE-2025-13193

 -- Marc Deslauriers <email address hidden> Mon, 08 Dec 2025 09:16:59 -0500
Source diff to previous version
CVE-2025-12748 A flaw was discovered in libvirt in the XML file processing. More specifically, the parsing of user provided XML files was performed before the ACL c
CVE-2025-13193 A flaw was found in libvirt. External inactive snapshots for shut-down VMs are incorrectly created as world-readable, making it possible for unprivil

Version: 11.6.0-1ubuntu3.1 2025-12-09 20:10:35 UTC

  libvirt (11.6.0-1ubuntu3.1) questing; urgency=medium

  * d/p/u-aa/lp2127492-*: apparmor: Allow AMD-SEV device access for
    AMD-SEV VM (LP: #2127492)

 -- Hector Cao <email address hidden> Wed, 12 Nov 2025 12:40:51 +0100
2127492 permission denied for /dev/sev when run AMD-SEV ES VM


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