Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: x86/iopl: Fixed inconsistencies in TIFIOBITMAP The function iobitmapexit is called from exitthread, when a task exists or when a fork fails. In the latter case, exitthread cleans up resources that were allocated during fork...

Siemens SIMATIC S7-1500 NULL Pointer Dereference (CVE-2025-38100)

In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a task exists or when a fork fails. In the latter case the exitthread cleans up resources which were allocated during fork. iobitmapexit...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38100)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38100 advisory. - In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistenci...

Linux Distros Unpatched Vulnerability : CVE-2025-38100

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a ta...

AZL-64577 CVE-2025-38100 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a task exists or when a fork fails. In the latter case the exitthread cleans up resources which were allocated during fork. iobitmapexit...

DEBIAN-CVE-2025-38100

In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a task exists or when a fork fails. In the latter case the exitthread cleans up resources which were allocated during fork. iobitmapexit...

UBUNTU-CVE-2025-38100

In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a task exists or when a fork fails. In the latter case the exitthread cleans up resources which were allocated during fork. iobitmapexit...

CVE-2025-38100 x86/iopl: Cure TIF_IO_BITMAP inconsistencies

In the Linux kernel, the following vulnerability has been resolved: x86/iopl: Cure TIFIOBITMAP inconsistencies iobitmapexit is invoked from exitthread when a task exists or when a fork fails. In the latter case the exitthread cleans up resources which were allocated during fork. iobitmapexit...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a TIFIOBITMAP inconsistency in x86/iopl...

PT-2025-27687

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to TIF IO BITMAP inconsistencies. The issue occurs when io bitmap exit invokes task update io bitmap, which can lead to a...

Xen Linux kernel privilege control vulnerability

Linux kernel is the kernel used by Linux, an open source operating system released by the Linux Foundation in the U.S. Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same...

DEBIAN-CVE-2020-15852

An issue was discovered in the Linux kernel 5.5 through 5.7.9, as used in Xen through 4.13.x for x86 PV guests. An attacker may be granted the I/O port permissions of an unrelated task. This occurs because tssinvalidateiobitmap mishandling causes a loss of synchronization between the I/O bitmaps ...

UBUNTU-CVE-2020-15852

An issue was discovered in the Linux kernel 5.5 through 5.7.9, as used in Xen through 4.13.x for x86 PV guests. An attacker may be granted the I/O port permissions of an unrelated task. This occurs because tssinvalidateiobitmap mishandling causes a loss of synchronization between the I/O bitmaps ...

PT-2020-6010 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions 5.5 through 5.7.9 Description: The issue is related to the tss invalidate io bitmap function in the Linux kernel, which is associated with incorrect default permission settings. An attacker may exploit this to gain...

Unbreakable Enterprise kernel security update

4.1.12-124.36.1.1 - KVM: nVMX: Check IO instruction VM-exit conditions Oliver Upton Orabug: 30847137 CVE-2020-2732 - KVM: nVMX: Refactor IO bitmap checks into helper function Oliver Upton Orabug: 30847137 CVE-2020-2732 - KVM: nVMX: Dont emulate instructions in guest mode Paolo Bonzini Orabug:...

PT-2005-2058 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: FreeBSD versions 5.x through 5.4 on AMD64 Description: The issue allows local users to bypass intended access restrictions, potentially causing a denial of service, obtaining sensitive information, and possibly gaining privileges due to the...

Bug in IO bitmap handling? Probably exploitable (2.6.5)

Hello. The attached is the small program that tries to write 0x20 to port 0x20. Normally this should cause SIGSEGV, so the program should crash. I think there is a bug in the 2.6 kernels though, which makes it to not crash if some trivial conditions are met. Basically it seems that if any process...