CLSA-2026-1771239384 kernel: Fix of 75 CVEs

net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit CVE-2025-39766 - NFSD: Avoid calling OPDESC with ops-opnum == OPILLEGAL CVE-2023-53680 - scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow CVE-2023-53676 - KVM: x86: use arrayindexnospec with indices that come from...

PT-2026-6167

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description The Linux kernel contains a deadlock issue related to lock ordering within hugetlb file folios during page migration. Specifically, a deadlock can occur when one task holds a folio lock...

ksm: use range-walk function to jump over holes in scan_get_next_rmap_item

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AZL-71417 CVE-2025-40250 affecting package kernel for versions less than 6.6.119.3-1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clean up only new IRQ glue on requestirq failure The mlx5irqalloc function can inadvertently free the entire rmap and end up in a crash1 when the other threads tries to access this, when requestirq fails due to exhauste...

UBUNTU-CVE-2025-40250

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clean up only new IRQ glue on requestirq failure The mlx5irqalloc function can inadvertently free the entire rmap and end up in a crash1 when the other threads tries to access this, when requestirq fails due to exhauste...

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 incorrectly removing an entire rmap when cleaning up a failed IRQ allocation, which could lead to a crash...

PT-2025-49080

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The mlx5 irq alloc function in the Linux kernel could inadvertently free the entire rmap, leading to a crash when request irq fails due to exhausted IRQ vectors. This issue occurs when...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988824)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988824 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Immediately reset the MMU context when the SMM flag is cleared Immediately reset the MM...

Linux Distros Unpatched Vulnerability : CVE-2023-53484

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the...

SUSE CVE-2023-53484

In the Linux kernel, the following vulnerability has been resolved: lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the glue pointer in the corresponding array entry but will leave the...

CVE-2023-53484

In the Linux kernel, the following vulnerability has been resolved: lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the glue pointer in the corresponding array entry but will leave the...

UBUNTU-CVE-2023-53484

In the Linux kernel, the following vulnerability has been resolved: lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the glue pointer in the corresponding array entry but will leave the...

CVE-2023-53484

CVE-2023-53484 affects the Linux kernel’s cpu_rmap logic. The vulnerability arises in the lib: cpu_rmap path where, if irq_set_affinity_notifier() is called with a NULL notify, the glue pointer in the corresponding rmap->obj array entry is freed but the pointer remains non-null. A subsequent f...

CVE-2023-53484 lib: cpu_rmap: Avoid use after free on rmap->obj array entries

In the Linux kernel, the following vulnerability has been resolved: lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the glue pointer in the corresponding array entry but will leave the...

CVE-2023-53484 lib: cpu_rmap: Avoid use after free on rmap->obj array entries

In the Linux kernel, the following vulnerability has been resolved: lib: cpurmap: Avoid use after free on rmap-obj array entries When calling irqsetaffinitynotifier with NULL at the notify argument, it will cause freeing of the glue pointer in the corresponding array entry but will leave the...

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 Linux kernel that stems from the reuse of rmap-obj array entries after release, which could lead to memory corruption...

ice: arfs: fix use-after-free when freeing @rx_cpu_rmap

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The vulnerabilities of the functions folio_remove_rmap_pud(), try_to_unmap_one(), and hugetlb_remove_rmap() in the Linux operating system’s kernel allow a malicious actor to cause service failures.

The vulnerabilities of the functions folioremovermappud, trytounmapone, and hugetlbremovermap in the Linux operating system are related to reading data beyond the buffer boundaries in memory. Exploiting these vulnerabilities can allow an attacker to cause service failures...

CVE-2025-38447: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: fix potential out-of-bounds page table access during batched unmap As pointed out by David1, the batched unmap logic in trytounmapone may read past the end of a PTE table when a large folio's PTE mappings are not fully...

CVE-2025-38084 mm/hugetlb: unshare page tables during VMA split, not before

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: unshare page tables during VMA split, not before Currently, splitvma triggers hugetlb page table unsharing through vmops-maysplit. This happens before the VMA lock and rmap locks are taken - which is too early, it...