Linux Distros Unpatched Vulnerability : CVE-2026-72174

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs/proc/taskmmu: fix hugetlb self-deadlock in pagemapscanptehole A PAGEMAPSCAN ioctl requesting PMSCANWPMATCHING on a hugetlb VMA hangs the calling thread,...

CVE-2026-72175

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: fix makeuffdwphugepte prot-update race Patch series "userfaultfd/pagemap: pre-existing fixes". These are pre-existing bug fixes that were carried at the front of the userfaultfd RWP working-set-tracking series up...

CVE-2026-72173

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

UBUNTU-CVE-2026-72173

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

UBUNTU-CVE-2026-72174

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: fix hugetlb self-deadlock in pagemapscanptehole A PAGEMAPSCAN ioctl requesting PMSCANWPMATCHING on a hugetlb VMA hangs the calling thread, unkillably, as soon as the scan reaches an unpopulated part of the range:...

CVE-2026-72173

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

CVE-2026-72175

CVE-2026-72175修复针对 Linux 内核 fs/proc/task_mmu 中的 make_uffd_wp_huge_pte() 的 prot-update race。六项变更来自 patch series “userfaultfd/pagemap: pre-existing fixes”，用于 present 的 HugeTLB PTE 上状态更新时的时序竞态：在未调用对应的 ptep_modify_prot_start() 的情况下就执行 ptep_modify_prot_commit()，可能导致写入了过时的快照。修复通过对 present-PTE 分支采用与非 hu...

EUVD-2026-58931

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

CVE-2026-72173

The CVE-2026-72173 entry concerns the Linux kernel vulnerability in fs/proc/task_mmu where a warning was emitted for non-migration PMD entries. The patch series mm/hmm: A fix and a selftest (2 patches) removes the stale assertion that only migration softleaf entries were supported at the PMD leve...

PT-2026-72363

In the Linux kernel, the following vulnerability has been resolved: fs/proc/task mmu: fix make uffd wp huge pte prot-update race Patch series "userfaultfd/pagemap: pre-existing fixes". These are pre-existing bug fixes that were carried at the front of the userfaultfd RWP working-set-tracking seri...

PT-2026-72362

In the Linux kernel, the following vulnerability has been resolved: fs/proc/task mmu: fix hugetlb self-deadlock in pagemap scan pte hole A PAGEMAP SCAN ioctl requesting PM SCAN WP MATCHING on a hugetlb VMA hangs the calling thread, unkillably, as soon as the scan reaches an unpopulated part of th...

PT-2026-72361

In the Linux kernel, the following vulnerability has been resolved: fs/proc/task mmu: do not warn on seeing non-migration pmd entry Patch series "mm/hmm: A fix and a selftest", v3. Patch 1 fixes a stale warning present from the time when only migration softleaf entries were supported at the PMD...

CVE-2026-68382 drm/xe/guc: Hold device ref until queue teardown completes

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Hold device ref until queue teardown completes GuC exec queue destruction can run asynchronously. If the final device put happens from a destroy worker, drmm cleanup can end up draining the same workqueue and deadlock...

CVE-2026-46115

A flaw was found in the Linux kernel's block subsystem. The biovecphysmergeable function, which combines physically contiguous memory segments, lacked a check to ensure these segments belonged to the same device page map devpagemap. This omission could result in the incorrect identification of th...

CVE-2026-46115

In the Linux kernel, the following vulnerability has been resolved: block: add pgmap check to biovecphysmergeable biovecphysmergeable is used by the request merge, DMA mapping, and integrity merge paths to decide if two physically contiguous bvec segments can be coalesced into one. It currently h...

PT-2026-44238

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description The biovec phys mergeable function, used in request merge, DMA mapping, and integrity merge paths, fails to verify if physically contiguous bvec segments belong to different dev pagemaps...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of a devpagemap check in the block layer’s biovecphysmergeable function. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: The issue of losing the “young/dirty” bits during the pagemap scan has been fixed. The function makeuffdwpwppte used to perform these operations was previously executed as follows: c pte = ptepgetptep;...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000853)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000853 advisory. The pagemapopen function in fs/proc/taskmmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002273)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002273 advisory. The pagemapopen function in fs/proc/taskmmu.c in the Linux kernel before 3.19.3, as used in Android 6.0.1 before 2016-03-01, allows local users to obtain sensitive...