Veracode Vulnerability DatabaseVERACODE:26250Information Disclosure
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (without active profiling) to obtain sensitive information about other guests. Unprivileged guests can request to map xenoprof buffers, even if profiling has not been enabled for those guests. These buffers were not scrubbed.
References
lists.opensuse.org/opensuse-security-announce/2020-05/msg00006.html
www.openwall.com/lists/oss-security/2020/04/14/1
xenbits.xen.org/xsa/advisory-313.html
lists.fedoraproject.org/archives/list/[email protected]/message/5M2XRNCHOGGTJQBZQJ7DCV6ZNAKN3LE2/
lists.fedoraproject.org/archives/list/[email protected]/message/NVTP4OYHCTRU3ONFJOFJQVNDFB25KLLG/
lists.fedoraproject.org/archives/list/[email protected]/message/YMAW7D2MP6RE4BFI5BZWOBBWGY3VSOFN/
security.gentoo.org/glsa/202005-08
www.debian.org/security/2020/dsa-4723
xenbits.xen.org/xsa/advisory-313.html
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N