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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…

Description

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 interfaces of a running QEMU domain. This flaw affects the polkit access control driver. Specifically, clients connecting to the read-write socket with limited ACL permissions could use this flaw to crash the libvirt daemon, resulting in a denial of service, or potentially escalate their privileges on the system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected products and versions

Product Affected versions Fixed in
libvirt Versions not published

References

Timeline

  1. Published
  2. Last modified

Other CVEs of libvirt

The 11 CVEs of libvirt →
CVE-2023-2700 A vulnerability was found in libvirt 5.5 Medium CVE-2021-3975 A use-after-free flaw was found in libvirt Not rated CVE-2022-0897 A flaw was found in the libvirt nwfilter driver Not rated CVE-2021-4147 A flaw was found in the libvirt libxl driver Not rated
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