CVE-2026-46321 tun: free page on short-frame rejection in tun_xdp_one()

In the Linux kernel, the following vulnerability has been resolved: tun: free page on short-frame rejection in tunxdpone tunxdpone returns -EINVAL on a frame shorter than ETHHLEN without freeing the page that vhostnetbuildxdp allocated for it. tunsendmsg discards that -EINVAL and still returns...

CVE-2026-43292 mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: prevent RCU stalls in kasanreleasevmallocnode When CONFIGPAGEOWNER is enabled, freeing KASAN shadow pages during vmalloc cleanup triggers expensive stack unwinding that acquires RCU read locks. Processing a large...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988740)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988740 advisory. In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has alrea...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986682)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986682 advisory. In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has alrea...

Linux Distros Unpatched Vulnerability : CVE-2021-47087

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: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has...

SUSE CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

DEBIAN-CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

UBUNTU-CVE-2021-47087

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

CVE-2021-47087

The CVE-2021-47087 entry concerns the Linux kernel: tee: optee fix for an incorrect page free bug. The issue arises when a pointer to an allocated struct page is already advanced near the end of allocation, making __free_pages(page, order) unsafe if the pointer isn’t reset. The documented fix sto...

CVE-2021-47087 tee: optee: Fix incorrect page free bug

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages struct page page has already progressed towards the end of allocation. It is incorrect to perform freepagespage, order using this pointer as we would free any...

SUSE CVE-2022-39188

An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition unmapmappingrange versus munmap, a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VMPFNMAP VMAs...

PT-2021-8130 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the optee component of the Linux kernel, where a bug in the page free mechanism can lead to incorrect memory deallocation. This can cause a denial of service. T...

Code injection

Xen 4.1.x and 4.2.x, when the XSA-45 patch is in place, does not properly maintain references on pages stored for deferred cleanup, which allows local PV guest kernels to cause a denial of service premature page free and hypervisor crash or possibly gain privileges via unspecified vectors...