CVE-2022-42322

Xenstore: Cooperating guests can create arbitrary numbers of nodes This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Since the fix of XSA-322 any Xenstore node owned by a removed domain will be modified to be owned by...

CVE-2022-42309

Xenstore: Guests can crash xenstored Due to a bug in the fix of XSA-115 a malicious guest can cause xenstored to use a wrong pointer during node creation in an error path, resulting in a crash of xenstored or a memory corruption in xenstored causing further damage. Entering the error path can be...

CVE-2022-33748

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...

Design/Logic Flaw

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...

CVE-2022-33748

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...

CVE-2022-33748

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...

CVE-2022-33748

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...

CVE-2022-33748

CVE-2022-33748 corresponds to a Xen/XenServer vulnerability where a missing cleanup call on an error path can cause lock order inversion during transitive grant copy handling (XSA-226). This can lead to nested locks acquired in opposite order between two cooperating guests, potentially causing CP...

CVE-2022-33745

insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / val...

CVE-2022-33745

insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / val...

Design/Logic Flaw

insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / val...

insufficient TLB flush for x86 PV guests in shadow mode

ISSUE DESCRIPTION For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / value between old and new code positions...

CVE-2022-33745

insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / val...

CVE-2022-33745

The CVE-2022-33745 issue is in the Xen hypervisor affecting x86 paravirtualized guests. The root cause is an incorrect TLB flush condition after code movement inside Xen, causing some necessary TLB flushes to be omitted when running PV guests in shadow paging mode (to support migrations and L1TF ...

CVE-2022-33745

insufficient TLB flush for x86 PV guests in shadow mode For migration as well as to work around kernels unaware of L1TF see XSA-273, PV guests may be run in shadow paging mode. To address XSA-401, code was moved inside a function in Xen. This code movement missed a variable changing meaning / val...

Mageia: Security Advisory (MGASA-2022-0264)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Mageia: Security Advisory (MGASA-2022-0263)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLES12 Security Update : kernel (Live Patch 44 for SLE 12 SP3) (SUSE-SU-2022:1641-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1641-1 advisory. This update for the Linux Kernel 4.4.180-94161 fixes several issues. The following security issues were fixed: - CVE-2022-1011: A...

SUSE SLES12 Security Update : kernel (Live Patch 43 for SLE 12 SP3) (SUSE-SU-2022:1003-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2022:1003-1 advisory. This update for the Linux Kernel 4.4.180-94156 fixes one issue. The following security issue was fixed: - CVE-2021-28688: Fixed an issue...

[SECURITY] [DLA 2940-1] linux security update

Debian LTS Advisory DLA-2940-1 [email protected] https://www.debian.org/lts/security/ Ben Hutchings March 09, 2022 https://wiki.debian.org/LTS Package : linux Version : 4.9.303-1 CVE ID : CVE-2021-3640 CVE-2021-3752 CVE-2021-4002 CVE-2021-4083 CVE-2021-4155 CVE-2021-4202 CVE-2021-28711...