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Package "libnss-libvirt"

Name: libnss-libvirt

Description:

nss plugins providing IP address resolution for virtual machines
Latest version: 6.0.0-0ubuntu8.19
Release: focal (20.04)
Level: security
Repository: universe
Head package: libvirt
Homepage: https://libvirt.org/

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Other versions of "libnss-libvirt" in Focal

Repository Area Version
base universe 6.0.0-0ubuntu8
updates universe 6.0.0-0ubuntu8.20

Changelog

Version: 6.0.0-0ubuntu8.19 2024-04-15 18:07:03 UTC

  libvirt (6.0.0-0ubuntu8.19) focal-security; urgency=medium

  * SECURITY UPDATE: off-by-one in udevListInterfacesByStatus()
    - debian/patches/CVE-2024-1441.patch: properly check count in
      src/interface/interface_backend_udev.c.
    - CVE-2024-1441
  * SECURITY UPDATE: crash in RPC library
    - debian/patches/CVE-2024-2494.patch: check values in
      src/remote/remote_daemon_dispatch.c, src/rpc/gendispatch.pl.
    - CVE-2024-2494
  * SECURITY UPDATE: null pointer deref in udevConnectListAllInterfaces()
    - debian/patches/CVE-2024-2496.patch: fix udev_device_get_sysattr_value
      return value check in src/interface/interface_backend_udev.c.
    - CVE-2024-2496
  * NOTE: This package does _not_ contain the changes from
    6.0.0-0ubuntu8.18 in focal-proposed.

 -- Marc Deslauriers <email address hidden> Fri, 12 Apr 2024 13:50:27 -0400
Source diff to previous version
CVE-2024-1441 An off-by-one error flaw was found in the udevListInterfacesByStatus() function in libvirt when the number of interfaces exceeds the size of the `nam
CVE-2024-2494 A flaw was found in the RPC library APIs of libvirt. The RPC server deserialization code allocates memory for arrays before the non-negative length c
CVE-2024-2496 A NULL pointer dereference flaw was found in the udevConnectListAllInterfaces() function in libvirt. This issue can occur when detaching a host inter

Version: 6.0.0-0ubuntu8.16 2022-05-02 18:06:26 UTC

  libvirt (6.0.0-0ubuntu8.16) focal-security; urgency=medium

  * SECURITY UPDATE: crash via double-free memory issue
    - debian/patches/CVE-2020-25637-1.patch: gendispatch: handle empty
      flags in src/rpc/gendispatch.pl.
    - debian/patches/CVE-2020-25637-2.patch: add support for filtering
      @acls by uint params in src/remote/remote_protocol.x,
      src/rpc/gendispatch.pl.
    - debian/patches/CVE-2020-25637-3.patch: require write acl for guest
      agent in src/libxl/libxl_driver.c, src/qemu/qemu_driver.c,
      src/remote/remote_protocol.x.
    - debian/patches/CVE-2020-25637-4.patch: set ifname to NULL after
      freeing in src/qemu/qemu_agent.c.
    - CVE-2020-25637
  * SECURITY UPDATE: sVirt SELinux confinement flaw
    - debian/patches/CVE-2021-3631.patch: fix SELinux label generation
      logic in src/security/security_selinux.c.
    - CVE-2021-3631
  * SECURITY UPDATE: improper locking issue
    - debian/patches/CVE-2021-3667.patch: unlock object on ACL fail in
      src/storage/storage_driver.c.
    - CVE-2021-3667
  * SECURITY UPDATE: segmentation fault during VM shutdown
    - debian/patches/CVE-2021-3975.patch: add missing lock in
      qemuProcessHandleMonitorEOF in src/qemu/qemu_process.c.
    - CVE-2021-3975
  * SECURITY UPDATE: DoS via libxl driver
    - debian/patches/CVE-2021-4147-pre1.patch: fix domain shutdown in
      src/libxl/libxl_domain.c.
    - debian/patches/CVE-2021-4147-1.patch: disable death events after
      receiving a shutdown event in src/libxl/libxl_domain.c,
      src/libxl/libxl_domain.h.
    - debian/patches/CVE-2021-4147-2.patch: rename libxlShutdownThreadInfo
      struct in src/libxl/libxl_domain.c.
    - debian/patches/CVE-2021-4147-3.patch: modify name of shutdown thread
      in src/libxl/libxl_domain.c.
    - debian/patches/CVE-2021-4147-4.patch: handle domain death events in a
      thread in src/libxl/libxl_domain.c.
    - debian/patches/CVE-2021-4147-5.patch: search for virDomainObj in
      event handler threads in src/libxl/libxl_domain.c.
    - debian/patches/CVE-2021-4147-6pre1.patch: avoid virHashFree by
      rearranging code in src/libxl/libxl_logger.c.
    - debian/patches/CVE-2021-4147-6.patch: protect access to libxlLogger
      files hash table in src/libxl/libxl_logger.c.
    - CVE-2021-4147
  * SECURITY UPDATE: DoS via nwfilter driver
    - debian/patches/CVE-2022-0897.patch: fix crash when counting number of
      network filters in src/nwfilter/nwfilter_driver.c.
    - CVE-2022-0897

 -- Marc Deslauriers <email address hidden> Wed, 20 Apr 2022 11:31:12 -0400
Source diff to previous version
CVE-2020-25637 A double free memory issue was found to occur in the libvirt API, in versions before 6.8.0, responsible for requesting information about network inte
CVE-2021-3631 A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access fil
CVE-2021-3667 An improper locking issue was found in the virStoragePoolLookupByTargetPath API of libvirt. It occurs in the storagePoolLookupByTargetPath function w
CVE-2021-3975 segmentation fault during VM shutdown can lead to vdsm hung
CVE-2021-4147 A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash,
CVE-2022-0897 A flaw was found in the libvirt nwfilter driver. The virNWFilterObjListNumOfNWFilters method failed to acquire the `driver->nwfilters` mutex before i

Version: 6.0.0-0ubuntu8.3 2020-08-04 19:07:07 UTC

  libvirt (6.0.0-0ubuntu8.3) focal-security; urgency=medium

  * SECURITY UPDATE: privilege escalation via incorrect socket permissions
    - debian/patches/ubuntu/set-proper-socket-permissions.patch: set
      appropriate permissions on socket created by systemd.
    - CVE-2020-15708

 -- Marc Deslauriers <email address hidden> Thu, 30 Jul 2020 06:40:28 -0400
CVE-2020-15708 RESERVED


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