3.5 Low
CVSS3
Attack Vector
ADJACENT_NETWORK
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
4.3 Medium
AI Score
Confidence
High
2.7 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access 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
0.0005 Low
EPSS
Percentile
13.4%
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.
CPE | Name | Operator | Version |
---|---|---|---|
ubuntu_linux | eq | 18.04 | |
ubuntu_linux | eq | 19.10 | |
ubuntu_linux | eq | 20.04 | |
ubuntu_linux | eq | 16.04 | |
debian_linux | eq | 9.0 | |
debian_linux | eq | 10.0 | |
leap | eq | 15.1 | |
qemu | eq | 4.1.0 |
lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html
www.openwall.com/lists/oss-security/2020/03/05/1
git.qemu.org/?p=qemu.git;a=commit;h=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0
lists.debian.org/debian-lts-announce/2020/07/msg00020.html
usn.ubuntu.com/4372-1/
www.debian.org/security/2020/dsa-4665
3.5 Low
CVSS3
Attack Vector
ADJACENT_NETWORK
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
4.3 Medium
AI Score
Confidence
High
2.7 Low
CVSS2
Access Vector
ADJACENT_NETWORK
Access 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
0.0005 Low
EPSS
Percentile
13.4%