CVE Feed

    Dashboard / CVE / CVE-2026-23211

    CVE-2026-23211

    In the Linux kernel, the following vulnerability has been resolved: mm, swap: restore swap_space attr aviod kernel panic commit 8b47299a411a ("mm, swap: mark swap address space ro and add context debug check") made the swap address space read-only. It may lead to kernel panic if arch_prepare_to_swap returns a failure under heavy memory pressure as follows, el1_abort+0x40/0x64 el1h_64_sync_handler+0x48/0xcc el1h_64_sync+0x84/0x88 errseq_set+0x4c/0xb8 (P) __filemap_set_wb_err+0x20/0xd0 shrink_folio_list+0xc20/0x11cc evict_folios+0x1520/0x1be4 try_to_shrink_lruvec+0x27c/0x3dc shrink_one+0x9c/0x228 shrink_node+0xb3c/0xeac do_try_to_free_pages+0x170/0x4f0 try_to_free_pages+0x334/0x534 __alloc_pages_direct_reclaim+0x90/0x158 __alloc_pages_slowpath+0x334/0x588 __alloc_frozen_pages_noprof+0x224/0x2fc __folio_alloc_noprof+0x14/0x64 vma_alloc_zeroed_movable_folio+0x34/0x44 do_pte_missing+0xad4/0x1040 handle_mm_fault+0x4a4/0x790 do_page_fault+0x288/0x5f8 do_translation_fault+0x38/0x54 do_mem_abort+0x54/0xa8 Restore swap address space as not ro to avoid the panic.

    Published:Feb 18, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 18, 2026
    EPSS Score:0.00017
    CVSS Score:5.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High