{"cve":"CVE-2024-26989","nvd":{"published":"2024-05-01T06:15:16.577","modified":"2026-06-17T07:18:52.460","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64: hibernate: Fix level3 translation fault in swsusp_save()\n\nOn arm64 machines, swsusp_save() faults if it attempts to access\nMEMBLOCK_NOMAP memory ranges. This can be reproduced in QEMU using UEFI\nwhen booting with rodata=off debug_pagealloc=off and CONFIG_KFENCE=n:\n\n  Unable to handle kernel paging request at virtual address ffffff8000000000\n  Mem abort info:\n    ESR = 0x0000000096000007\n    EC = 0x25: DABT (current EL), IL = 32 bits\n    SET = 0, FnV = 0\n    EA = 0, S1PTW = 0\n    FSC = 0x07: level 3 translation fault\n  Data abort info:\n    ISV = 0, ISS = 0x00000007, ISS2 = 0x00000000\n    CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n    GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n  swapper pgtable: 4k pages, 39-bit VAs, pgdp=00000000eeb0b000\n  [ffffff8000000000] pgd=180000217fff9803, p4d=180000217fff9803, pud=180000217fff9803, pmd=180000217fff8803, pte=0000000000000000\n  Internal error: Oops: 0000000096000007 [#1] SMP\n  Internal error: Oops: 0000000096000007 [#1] SMP\n  Modules linked in: xt_multiport ipt_REJECT nf_reject_ipv4 xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c iptable_filter bpfilter rfkill at803x snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg dwmac_generic stmmac_platform snd_hda_codec stmmac joydev pcs_xpcs snd_hda_core phylink ppdev lp parport ramoops reed_solomon ip_tables x_tables nls_iso8859_1 vfat multipath linear amdgpu amdxcp drm_exec gpu_sched drm_buddy hid_generic usbhid hid radeon video drm_suballoc_helper drm_ttm_helper ttm i2c_algo_bit drm_display_helper cec drm_kms_helper drm\n  CPU: 0 PID: 3663 Comm: systemd-sleep Not tainted 6.6.2+ #76\n  Source Version: 4e22ed63a0a48e7a7cff9b98b7806d8d4add7dc0\n  Hardware name: Greatwall GW-XXXXXX-XXX/GW-XXXXXX-XXX, BIOS KunLun BIOS V4.0 01/19/2021\n  pstate: 600003c5 (nZCv DAIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n  pc : swsusp_save+0x280/0x538\n  lr : swsusp_save+0x280/0x538\n  sp : ffffffa034a3fa40\n  x29: ffffffa034a3fa40 x28: ffffff8000001000 x27: 0000000000000000\n  x26: ffffff8001400000 x25: ffffffc08113e248 x24: 0000000000000000\n  x23: 0000000000080000 x22: ffffffc08113e280 x21: 00000000000c69f2\n  x20: ffffff8000000000 x19: ffffffc081ae2500 x18: 0000000000000000\n  x17: 6666662074736420 x16: 3030303030303030 x15: 3038666666666666\n  x14: 0000000000000b69 x13: ffffff9f89088530 x12: 00000000ffffffea\n  x11: 00000000ffff7fff x10: 00000000ffff7fff x9 : ffffffc08193f0d0\n  x8 : 00000000000bffe8 x7 : c0000000ffff7fff x6 : 0000000000000001\n  x5 : ffffffa0fff09dc8 x4 : 0000000000000000 x3 : 0000000000000027\n  x2 : 0000000000000000 x1 : 0000000000000000 x0 : 000000000000004e\n  Call trace:\n   swsusp_save+0x280/0x538\n   swsusp_arch_suspend+0x148/0x190\n   hibernation_snapshot+0x240/0x39c\n   hibernate+0xc4/0x378\n   state_store+0xf0/0x10c\n   kobj_attr_store+0x14/0x24\n\nThe reason is swsusp_save() -> copy_data_pages() -> page_is_saveable()\n-> kernel_page_present() assuming that a page is always present when\ncan_set_direct_map() is false (all of rodata_full,\ndebug_pagealloc_enabled() and arm64_kfence_can_set_direct_map() false),\nirrespective of the MEMBLOCK_NOMAP ranges. Such MEMBLOCK_NOMAP regions\nshould not be saved during hibernation.\n\nThis problem was introduced by changes to the pfn_valid() logic in\ncommit a7d9f306ba70 (\"arm64: drop pfn_valid_within() and simplify\npfn_valid()\").\n\nSimilar to other architectures, drop the !can_set_direct_map() check in\nkernel_page_present() so that page_is_savable() skips such pages.\n\n[catalin.marinas@arm.com: rework commit message]","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/022b19ebc31cce369c407617041a3db810db23b3","https://git.kernel.org/stable/c/31f815cb436082e72d34ed2e8a182140a73ebdf4","https://git.kernel.org/stable/c/50449ca66cc5a8cbc64749cf4b9f3d3fc5f4b457","https://git.kernel.org/stable/c/813f5213f2c612dc800054859aaa396ec8ad7069","https://git.kernel.org/stable/c/f7e71a7cf399f53ff9fc314ca3836dc913b05bd6"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:49:08.435428910+00:00"},"epss":{"cve":"CVE-2024-26989","score":0.0024,"percentile":0.15151,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}