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VULNERABILITIES

CVE-2019-20382 Details

Description

QEMU 4.1.0 has a memory leak in zrle_compress_data in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:3.5 LOWVector:CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html CVEBroken LinkThird Party Advisory
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0 CVE
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html CVEMailing ListThird Party Advisory
https://usn.ubuntu.com/4372-1/ CVEThird Party Advisory
https://www.debian.org/security/2020/dsa-4665 CVEThird Party Advisory

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-401Missing Release of Memory after Effective Lifetime[email protected]

Affected Products

ProductVersions
qemu qemu
4.1.0

CPE

  • cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
opensuse leap
15.1

CPE

  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
debian debian linux
9.0
10.0

CPE

  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
canonical ubuntu linux
16.04
18.04
19.10
20.04

CPE

  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*

Remediation

  • No remediation found in references.

Change History

11 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2019-20382
NVD Published Date:
Mar 5, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2019-20382 Details - Not Deferred