Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: Do not delete the error page from the page cache. This change is very similar to the change made for shmem 1. It addresses the same issue, but for the HugeTLBFS mechanism instead. Currently, when a poisoned HugeTLB pag...

SUSE CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46318

A flaw was found in the Linux kernel's hugetlbfs component. An issue in the mmapprepare stage incorrectly handled memory allocation, which could lead to a lock leak if an allocation failed. This resource leak could potentially be exploited by a local attacker to cause a Denial of Service DoS by...

CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

UBUNTU-CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

EUVD-2026-35408

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46318 Revert "mm/hugetlbfs: update hugetlbfs to use mmap_prepare"

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46318

CVE-2026-46318 concerns a Linux kernel hugetlbfs issue: a revert of the mmap_prepare-related change due to a potential VMA lock leak after a failed allocation. The fix reverts the change to allow rework, while attempting to preserve VMA flag changes. Connected sources consistently describe the ro...

CVE-2026-46318 Revert "mm/hugetlbfs: update hugetlbfs to use mmap_prepare"

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

PT-2026-47755

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where hugetlb VMA lock allocation is incorrectly handled during the mmap prepare stage. If an allocation fails after mmap prepare is called, it may...

Linux Distros Unpatched Vulnerability : CVE-2026-46318

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Revert mm/hugetlbfs: update hugetlbfs to use mmapprepare This reverts commit ea52cb24cd3f mm/hugetlbfs: update hugetlbfs to use mmapprepare with conflict...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

A null pointer dereference flaw was discovered in the hugetlbfsfillsuper function within the Linux kernel’s hugetlbfs Huge TLB pages functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: fixed the null-ptr-deref issue in hugetlbfsParseParam Syzkaller reported a null-ptr-deref bug as follows: ====================================================== KASAN: null-ptr-deref in range...

Astra Linux – Vulnerability in Linux, Linux 5.10

A memory leak flaw in the Linux kernel’s hugetlbfs memory usage was discovered in the way that the system maps some regions of memory twice using shmget. These mappings are aligned according to PUD alignment, resulting in some memory pages being misaligned. A local user could exploit this flaw to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013834)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013834 advisory. In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: don't delete error page from pagecache This change is very similar to the change that...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013313)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013313 advisory. In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: don't delete error page from pagecache This change is very similar to the change that...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011186)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011186 advisory. In the Linux kernel, the following vulnerability has been resolved: hugetlbfs: don't delete error page from pagecache This change is very similar to the change that...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001065)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001065 advisory. Xen and the Linux kernel through 4.5.x do not properly suppress hugetlbfs support in x86 PV guests, which allows local PV guest OS users to cause a denial of service...