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
Link | Resource |
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http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00006.html | Mailing List Third Party Advisory |
http://www.openwall.com/lists/oss-security/2020/04/14/1 | Mailing List Patch Third Party Advisory |
http://xenbits.xen.org/xsa/advisory-313.html | Patch Vendor Advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5M2XRNCHOGGTJQBZQJ7DCV6ZNAKN3LE2/ | |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVTP4OYHCTRU3ONFJOFJQVNDFB25KLLG/ | |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YMAW7D2MP6RE4BFI5BZWOBBWGY3VSOFN/ | |
https://security.gentoo.org/glsa/202005-08 | Third Party Advisory |
https://www.debian.org/security/2020/dsa-4723 | Third Party Advisory |
https://xenbits.xen.org/xsa/advisory-313.html | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Configuration 4 (hide)
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History
07 Nov 2023, 03:15
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Information
Published : 2020-04-14 13:15
Updated : 2024-02-28 17:47
NVD link : CVE-2020-11740
Mitre link : CVE-2020-11740
CVE.ORG link : CVE-2020-11740
JSON object : View
Products Affected
fedoraproject
- fedora
debian
- debian_linux
opensuse
- leap
xen
- xen
CWE
CWE-212
Improper Removal of Sensitive Information Before Storage or Transfer