CentOS Linux 7 [TuxCare] Security Update: bpftool / kernel / kernel-debug / kernel-debug-devel / kernel-devel / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1789037015)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1789037015 advisory. - In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi: Fix conn use after free during resets If we haven't...

Linux Distros Unpatched Vulnerability : CVE-2026-90243

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the...

DEBIAN-CVE-2026-90243

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-90243

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-90243 iommu/vt-d: Clear Present bit before tearing down copied context entry

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-90243 iommu/vt-d: Clear Present bit before tearing down copied context entry

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

EUVD-2026-81836

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-90243

CVE-2026-90243 is a race condition in the Linux kernel's VT-d IOMMU driver. The function copied_context_tear_down() zeroes a 128-bit context entry while the Present bit is still set , creating a window where the IOMMU hardware can fetch a torn entry —some fields zeroed while Present remains set. ...

CVE-2026-90243: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down copied context entry copiedcontextteardown zeroes the 128-bit context entry with contextclearentry while the Present bit is still set, and only then issues the context-cache and...

CVE-2026-74439: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

SUSE CVE-2026-64592

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

UBUNTU-CVE-2026-64592

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

CVE-2026-64592

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

EUVD-2026-53779

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

CVE-2026-64592 riscv: mm: Unconditionally sfence.vma for spurious fault

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

CVE-2026-64592

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's safe to just return here. Since we have already cleared our bit, if, theoretically, the bounded timeframe for the accessed page to becom...

CVE-2026-64592

CVE-2026-64592 affects the Linux kernel on riscv, in the memory management path handling spurious faults. The issue arises from unconditionally performing sfence.vma after a spurious fault, after the Svvptc path has cleared its bit; if the page becomes valid only after sret, a subsequent fault co...

Linux Distros Unpatched Vulnerability : CVE-2026-64592

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: riscv: mm: Unconditionally sfence.vma for spurious fault Svvptc does not guarantee that it's...

AZL-88749 CVE-2026-45944 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down context entry When tearing down a context entry, the current implementation zeros the entire 128-bit entry using multiple 64-bit writes. This creates a window where the hardware c...

AZL-88701 CVE-2026-45894 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down PASID entry The Intel VT-d Scalable Mode PASID table entry consists of 512 bits 64 bytes. When tearing down an entry, the current implementation zeros the entire 64-byte structure...