CVE-2020-11740

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.

Link	Resource
https://xenbits.xen.org/xsa/advisory-313.html	Patch Vendor Advisory
http://xenbits.xen.org/xsa/advisory-313.html	Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/04/14/1	Mailing List Patch
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YMAW7D2MP6RE4BFI5BZWOBBWGY3VSOFN/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5M2XRNCHOGGTJQBZQJ7DCV6ZNAKN3LE2/	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00006.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NVTP4OYHCTRU3ONFJOFJQVNDFB25KLLG/	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202005-08	Third Party Advisory
https://www.debian.org/security/2020/dsa-4723	Third Party Advisory

Configuration 1

cpe:2.3:o:xen:xen:4.13.0:rc1:*:*:*:*:*:* cpe:2.3:o:xen:xen:4.13.0:rc2:*:*:*:*:*:* cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

---

Published : 2020-04-14 01:15

Updated : 2022-05-03 02:06

---

NVD link : CVE-2020-11740

Mitre link : CVE-2020-11740

No products.

CWE-212