Ubuntu.comUB:CVE-2020-35504CVE-2020-35504
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
14.2%
A NULL pointer dereference flaw was found in the SCSI emulation support of
QEMU in versions before 6.0.0. This flaw allows a privileged guest user to
crash the QEMU process on the host, resulting in a denial of service. The
highest threat from this vulnerability is to system availability.
Bugs
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | qemu | < 1:2.11+dfsg-1ubuntu7.37 | UNKNOWN |
| ubuntu | 20.04 | noarch | qemu | < 1:4.2-3ubuntu6.17 | UNKNOWN |
| ubuntu | 20.10 | noarch | qemu | < 1:5.0-5ubuntu9.9 | UNKNOWN |
| ubuntu | 21.04 | noarch | qemu | < 1:5.2+dfsg-9ubuntu3.1 | UNKNOWN |
| ubuntu | 21.10 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
| ubuntu | 22.04 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
| ubuntu | 22.10 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
| ubuntu | 23.04 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
| ubuntu | 23.10 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
| ubuntu | 24.04 | noarch | qemu | < 1:6.0+dfsg-1~ubuntu3 | UNKNOWN |
References
launchpad.net/bugs/cve/CVE-2020-35504
lists.gnu.org/archive/html/qemu-devel/2021-03/msg06550.html
lists.gnu.org/archive/html/qemu-devel/2021-04/msg01000.html
nvd.nist.gov/vuln/detail/CVE-2020-35504
security-tracker.debian.org/tracker/CVE-2020-35504
ubuntu.com/security/notices/USN-5010-1
www.cve.org/CVERecord?id=CVE-2020-35504
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
14.2%