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cve[email protected]CVE-2019-20382
HistoryMar 05, 2020 - 7:15 p.m.

CVE-2019-20382

2020-03-0519:15:11
CWE-401
web.nvd.nist.gov
266
cve-2019-20382
qemu
memory leak
vnc
libz misused
nvd

2.7 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

3.5 Low

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

4.8 Medium

AI Score

Confidence

Low

0.0005 Low

EPSS

Percentile

16.4%

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.

Affected configurations

NVD
Node
qemuqemuMatch4.1.0
Node
opensuseleapMatch15.1
Node
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0
Node
canonicalubuntu_linuxMatch16.04esm
OR
canonicalubuntu_linuxMatch18.04lts
OR
canonicalubuntu_linuxMatch19.10
OR
canonicalubuntu_linuxMatch20.04lts
CPENameOperatorVersion
qemu:qemuqemueq4.1.0

2.7 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

3.5 Low

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

4.8 Medium

AI Score

Confidence

Low

0.0005 Low

EPSS

Percentile

16.4%