Veracode Vulnerability DatabaseVERACODE:33036Use After Free
7.6 High
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
xen is vulnerable to use after free. The vulnerability exists due to memory not properly deassigned when a guest shuts down.
References
www.openwall.com/lists/oss-security/2021/10/07/2
lists.fedoraproject.org/archives/list/[email protected]/message/2OIHEJ3R3EH5DYI2I5UMD2ULJ2ELA3EX/
lists.fedoraproject.org/archives/list/[email protected]/message/FDPRMOBBLS74ONYP3IXZZXSTLKR7GRQB/
lists.fedoraproject.org/archives/list/[email protected]/message/TRAWV6PO2KUGVZTESERECOBUBZ6X45I7/
secdb.alpinelinux.org/edge/main.yaml
secdb.alpinelinux.org/v3.12/main.yaml
secdb.alpinelinux.org/v3.13/main.yaml
secdb.alpinelinux.org/v3.14/main.yaml
security.gentoo.org/glsa/202208-23
www.debian.org/security/2021/dsa-5017
xenbits.xenproject.org/xsa/advisory-386.txt
Related
7.6 High
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P