Unrated severityNVD Advisory· Published May 11, 2022· Updated Sep 16, 2024
CVE-2021-46744
CVE-2021-46744
Description
An attacker with access to a malicious hypervisor may be able to infer data values used in a SEV guest on AMD CPUs by monitoring ciphertext values over time.
Affected products
67- osv-coords66 versionspkg:rpm/opensuse/kernel-firmware-all&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-amdgpu&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-ath10k&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-ath11k&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-ath12k&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-atheros&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-bluetooth&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-bnx2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-brcm&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-chelsio&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-dpaa2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-i915&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-intel&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-iwlwifi&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-liquidio&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-marvell&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-media&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-mediatek&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-mellanox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-mwifiex&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-network&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-nfp&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-nvidia&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-platform&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-prestera&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-qcom&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-qlogic&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-radeon&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-realtek&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-serial&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-sound&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-ti&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-ueagle&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/kernel-firmware-usb-network&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kernel-firmware&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/kernel-firmware&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/kernel-firmware&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/kernel-firmware&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 20250206-1.1+ 65 more
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250208-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20210208-150300.4.10.1
- (no CPE)range: < 20220509-150400.4.5.1
- (no CPE)range: < 20220516-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250210-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250210-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20250206-1.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20191118-150000.3.42.1
- (no CPE)range: < 20191118-150000.3.42.1
- (no CPE)range: < 20210208-150300.4.10.1
- (no CPE)range: < 20210208-150300.4.10.1
- (no CPE)range: < 20210208-150300.4.10.1
- (no CPE)range: < 20220509-150400.4.5.1
- (no CPE)range: < 20190618-5.25.2
- (no CPE)range: < 20190618-5.25.2
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20191118-150000.3.42.1
- (no CPE)range: < 20190618-5.25.2
- (no CPE)range: < 20190618-5.25.2
- (no CPE)range: < 20191118-150000.3.42.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20200107-150100.3.31.1
- (no CPE)range: < 20190618-5.25.2
- (no CPE)range: < 20190618-5.25.2
- AMD/AMD Processorsv5Range: Processor EPYC
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- www.openwall.com/lists/oss-security/2022/08/08/6mitremailing-listx_refsource_MLIST
- www.amd.com/en/corporate/product-security/bulletin/amd-sb-1033mitrex_refsource_MISC
News mentions
0No linked articles in our index yet.