Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2019-20382

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.

Published

2020-03-05T19:15:11.357

Last Modified

2024-11-21T04:38:20.967

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 3.5 (LOW)

CVSSv2 Vector

AV:A/AC:L/Au:S/C:N/I:N/A:P

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

5.1

Impact Score

2.9

Weaknesses

Type: Primary
CWE-401

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	4.1.0	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	19.10	Yes
Operating System	canonical	ubuntu_linux	20.04	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Broken Link, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2020/03/05/1 Mailing List, Patch, Third Party Advisory ([email protected])
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0 ([email protected])
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html Mailing List, Third Party Advisory ([email protected])
https://usn.ubuntu.com/4372-1/ Third Party Advisory ([email protected])
https://www.debian.org/security/2020/dsa-4665 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Broken Link, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2020/03/05/1 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0 (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4372-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2020/dsa-4665 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)