Medium severity5.5NVD Advisory· Published Apr 14, 2020· Updated Jun 17, 2026
CVE-2020-11740
CVE-2020-11740
Description
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.
AI Insight
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Affected products
37cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- Xen/xenoprofdescription
- osv-coords26 versionspkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/opensuse/xen&distro=openSUSE%20Tumbleweedpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Enterprise%20Storage%205pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/xen&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP1pkg:rpm/opensuse/xen&distro=openSUSE%20Leap%2015.1
< 4.10.4_10-3.31.1+ 25 more
- (no CPE)range: < 4.10.4_10-3.31.1
- (no CPE)range: < 4.4.4_42-61.52.1
- (no CPE)range: < 4.10.4_10-3.31.1
- (no CPE)range: < 4.12.2_04-3.11.1
- (no CPE)range: < 4.2.5_22-45.36.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.15.1_01-1.2
- (no CPE)range: < 4.11.3_04-2.23.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.12.2_04-3.15.1
- (no CPE)range: < 4.10.4_10-3.31.1
- (no CPE)range: < 4.7.6_08-43.64.1
- (no CPE)range: < 4.7.6_08-43.64.1
- (no CPE)range: < 4.7.6_08-43.64.1
- (no CPE)range: < 4.11.3_04-2.23.1
- (no CPE)range: < 4.11.3_04-2.23.1
- (no CPE)range: < 4.12.2_04-3.11.1
- (no CPE)range: < 4.12.2_04-3.11.1
- (no CPE)range: < 4.7.6_08-43.64.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.9.4_06-3.62.1
- (no CPE)range: < 4.12.2_04-3.15.1
- (no CPE)range: < 4.12.2_04-lp151.2.15.1
Patches
Vulnerability mechanics
References
9- www.openwall.com/lists/oss-security/2020/04/14/1nvdMailing ListPatchThird Party Advisory
- xenbits.xen.org/xsa/advisory-313.htmlnvdPatchVendor Advisory
- xenbits.xen.org/xsa/advisory-313.htmlnvdPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2020-05/msg00006.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202005-08nvdThird Party Advisory
- www.debian.org/security/2020/dsa-4723nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5M2XRNCHOGGTJQBZQJ7DCV6ZNAKN3LE2/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NVTP4OYHCTRU3ONFJOFJQVNDFB25KLLG/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YMAW7D2MP6RE4BFI5BZWOBBWGY3VSOFN/nvd
News mentions
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