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Package "libvirt-clients-qemu-hwe"

Name: libvirt-clients-qemu-hwe

Description:

virtualization library - clients (QEMU specific)
Latest version: 12.0.0-1ubuntu5.5
Release: resolute (26.04)
Level: security
Repository: universe
Head package: libvirt-hwe
Homepage: https://libvirt.org/

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Other versions of "libvirt-clients-qemu-hwe" in Resolute

Repository Area Version
updates universe 12.0.0-1ubuntu5.5
proposed universe 12.0.0-1ubuntu5.3

Changelog

Version: 12.0.0-1ubuntu5.5 2026-09-28 13:07:28 UTC

libvirt-hwe (12.0.0-1ubuntu5.5) resolute-security; urgency=medium

  * SECURITY UPDATE: Privileged arbitrary command execution in network driver.
    - debian/patches/CVE-2026-61477-1.patch: Reject line breaks in DNS TXT
      record values in src/conf/network_conf.c
    - debian/patches/CVE-2026-61477-2.patch: Reject line breaks in DNS SRV
      domain and target in src/conf/network_conf.c
    - debian/patches/CVE-2026-61477-3.patch: Reject line breaks before
      writing dnsmasq DNS config in src/network/bridge_driver.c
    - debian/patches/CVE-2026-61477-4.patch: Add negative tests that feed
      XML numeric character references into the DNS TXT value and SRV
      domain/target attributes.
    - CVE-2026-61477
  * SECURITY UPDATE: Denial of service in XML parsing
    - debian/patches/CVE-2026-61478.patch: Fix crash searching for XML context
      string on errors in src/util/virxml.c
    - CVE-2026-61478
  * SECURITY UPDATE: Privilege escalation in Virtual TPM
    - debian/patches/CVE-2026-63622.patch: Do not follow symlinks in
      src/util/virfile.c
    - CVE-2026-63622
  * SECURITY UPDATE: Information disclosure in image cloning/conversion
    - debian/patches/CVE-2026-63623.patch: Create images with a private umask
      during qemu-img create/convert in src/storage/storage_util.c
    - CVE-2026-63623
  * SECURITY UPDATE: integer overflow in NodeGetFreePages RPC handler
    - debian/patches/CVE-2026-18917.patch: remote: Fix integer overflow in RPC
      handler for virNodeGetFreePages in src/remote/remote_daemon_dispatch.c.
    - CVE-2026-18917
  * SECURITY UPDATE: symlink-following flaw
    - debian/patches/CVE-2026-77159.patch: qemu: tpm: Avoid following symlinks
      when chown'ing log file in src/qemu/qemu_tpm.c.
    - CVE-2026-77159

 -- Marc Deslauriers Wed, 23 Sep 2026 14:46:22 -0400
CVE-2026-61477 An injection vulnerability was found in libvirt's virtual network driver. The network XML parser does not strip newline characters from DNS TXT recor
CVE-2026-63622 A flaw was found in libvirt. A local attacker, specifically a process running as the confined `swtpm` user, could exploit a symlink-following vulnera
CVE-2026-63623 A flaw was found in libvirt. During storage volume clone or convert operations, newly created volume images were temporarily world-readable. This was
CVE-2026-18917 A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This fla
CVE-2026-77159 A symlink-following flaw was found in libvirt's qemuTPMEmulatorPrepareHost() function. The function uses a path-based chown() on the swtpm logfile wi


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