CVE-2024-26603 x86/fpu: Stop relying on userspace for info to fault in xsave buffer

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Stop relying on userspace for info to fault in xsave buffer Before this change, the expected size of the user space buffer was taken from fxsw-xstatesize. fxsw-xstatesize can be changed from user-space, so it is possible...

CVE-2024-26603 x86/fpu: Stop relying on userspace for info to fault in xsave buffer

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Stop relying on userspace for info to fault in xsave buffer Before this change, the expected size of the user space buffer was taken from fxsw-xstatesize. fxsw-xstatesize can be changed from user-space, so it is possible...

CVE-2024-26603: Loop with Unreachable Exit Condition

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Stop relying on userspace for info to fault in xsave buffer Before this change, the expected size of the user space buffer was taken from fxsw-xstatesize. fxsw-xstatesize can be changed from user-space, so it is possible...

PT-2023-36483

Уязвимость функции kvm arch vcpu ioctl set fpu модуля arch/s390/kvm/kvm-s390.c поддержки платформы S390 ядра операционной системы Linux связана с недостаточной проверкой входных данных. Эксплуатация уязвимости может позволить нарушителю оказать воздействие на целостность и доступность защищаемой...

PT-2024-14642

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the KVM: s390: fix setting of fpc register in the Linux kernel. The kvm arch vcpu ioctl set fpu function allows setting the floating point control fpc register of...

SUSE CVE-2023-46569

An out-of-bounds read in radare2 v.5.8.9 and before exists in the printinsn32fpu function of libr/arch/p/nds32/nds32-dis.h...

CVE-2023-46569

An out-of-bounds read in radare2 v.5.8.9 and before exists in the printinsn32fpu function of libr/arch/p/nds32/nds32-dis.h...

PT-2023-30094 · Radare2 +1 · Radare2 +1

Name of the Vulnerable Software and Affected Versions: radare2 versions 5.8.9 and earlier Description: An out-of-bounds read exists in the print insn32 fpu function of libr/arch/p/nds32/nds32-dis.h. This issue affects versions of radare2 prior to version 5.8.9. Recommendations: For radare2 versio...

Unbreakable Enterprise kernel-container security update

5.4.17-2136.323.8.el7 - vhost-scsi: Fix alignment handling with windows Mike Christie Orabug: 35769318 - Revert 'vhost/scsi: support non zerocopy iovecs' Rajan Shanmugavelu Orabug: 35769318 5.4.17-2136.323.7.el7 - x86: change default to specstorebypassdisable=prctl spectrev2user=prctl Andrea...

kernel: x86/fpu: Fix copy_xstate_to_uabi() to copy init states correctly

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Fix copyxstatetouabi to copy init states correctly When an extended state component is not present in fpstate, but in init state, the function copies from initfpstate via copyfeature. But, dynamic states are not present ...

Linux/x86 - Polymorphic linux x86 Shellcode (92 Bytes)

Exploit Title: Polymorphic linux x86 nc -lvve/bin/sh -p13377 shellcode 92 Bytes Exploit Author: Eduardo Silva Tested on: Linux x8664 SMP Debian 4.19.260-1 SLAE/Student ID: PA-31319 Webpage: https://0xnibbles.github.io/ Description: This shellcode is a polymorphic version of...

kernel security, bug fix, and enhancement update

5.14.0-162.22.21.OL9 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

Unbreakable Enterprise kernel security update

4.14.35-2047.523.4.1 - mm: kvmalloc does not fallback to vmalloc for incompatible gfp flags Michal Hocko Orabug: 35164196 4.14.35-2047.523.4 - rds: ib: Keep IB MRs on cleanlist unless we are tearing down the pool Hakon Bugge Orabug: 34987235 - rds: ib: Add FRWR related statistics counters Hakon...

Debian: Security Advisory (DLA-699-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 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 CVE-2010-4645

strtod.c, as used in the zendstrtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause a denial of service infinite loop via a certain floating-point value in scientific notation, which is not properly handled in x87 FPU...

SUSE CVE-2014-1438

The restorefpuchecking function in arch/x86/include/asm/fpu-internal.h in the Linux kernel before 3.12.8 on the AMD K7 and K8 platforms does not clear pending exceptions before proceeding to an EMMS instruction, which allows local users to cause a denial of service task kill or possibly gain...

SUSE CVE-2016-3159

The fpufxrstor function in arch/x86/i387.c in Xen 4.x does not properly handle writes to the hardware FSW.ES bit when running on AMD64 processors, which allows local guest OS users to obtain sensitive register content information from another guest by leveraging pending exception and mask bits...

SUSE CVE-2016-7777

Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it...

SUSE CVE-2019-19602

fpregsstatevalid in arch/x86/include/asm/fpu/internal.h in the Linux kernel before 5.4.2, when GCC 9 is used, allows context-dependent attackers to cause a denial of service memory corruption or possibly have unspecified other impact because of incorrect fpufpregsownerctx caching, as demonstrated...

GSD-2022-1007704 x86/fpu: Drop fpregs lock before inheriting FPU permissions

x86/fpu: Drop fpregs lock before inheriting FPU permissions This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.10 by commit...