CVE-2023-53352 (GCVE-0-2023-53352)

Vulnerability from cvelistv5 – Published: 2025-09-17 14:56 – Updated: 2026-01-14 18:43
VLAI?
Title
drm/ttm: check null pointer before accessing when swapping
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: check null pointer before accessing when swapping Add a check to avoid null pointer dereference as below: [ 90.002283] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 90.002292] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 90.002346] ? exc_general_protection+0x159/0x240 [ 90.002352] ? asm_exc_general_protection+0x26/0x30 [ 90.002357] ? ttm_bo_evict_swapout_allowable+0x322/0x5e0 [ttm] [ 90.002365] ? ttm_bo_evict_swapout_allowable+0x42e/0x5e0 [ttm] [ 90.002373] ttm_bo_swapout+0x134/0x7f0 [ttm] [ 90.002383] ? __pfx_ttm_bo_swapout+0x10/0x10 [ttm] [ 90.002391] ? lock_acquire+0x44d/0x4f0 [ 90.002398] ? ttm_device_swapout+0xa5/0x260 [ttm] [ 90.002412] ? lock_acquired+0x355/0xa00 [ 90.002416] ? do_raw_spin_trylock+0xb6/0x190 [ 90.002421] ? __pfx_lock_acquired+0x10/0x10 [ 90.002426] ? ttm_global_swapout+0x25/0x210 [ttm] [ 90.002442] ttm_device_swapout+0x198/0x260 [ttm] [ 90.002456] ? __pfx_ttm_device_swapout+0x10/0x10 [ttm] [ 90.002472] ttm_global_swapout+0x75/0x210 [ttm] [ 90.002486] ttm_tt_populate+0x187/0x3f0 [ttm] [ 90.002501] ttm_bo_handle_move_mem+0x437/0x590 [ttm] [ 90.002517] ttm_bo_validate+0x275/0x430 [ttm] [ 90.002530] ? __pfx_ttm_bo_validate+0x10/0x10 [ttm] [ 90.002544] ? kasan_save_stack+0x33/0x60 [ 90.002550] ? kasan_set_track+0x25/0x30 [ 90.002554] ? __kasan_kmalloc+0x8f/0xa0 [ 90.002558] ? amdgpu_gtt_mgr_new+0x81/0x420 [amdgpu] [ 90.003023] ? ttm_resource_alloc+0xf6/0x220 [ttm] [ 90.003038] amdgpu_bo_pin_restricted+0x2dd/0x8b0 [amdgpu] [ 90.003210] ? __x64_sys_ioctl+0x131/0x1a0 [ 90.003210] ? do_syscall_64+0x60/0x90
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 8996b13051f0c211aaaf243dfd270003f1b67431 , < d39971d902d067b4dc366981b75b17c8c57ed5d1 (git)
Affected: da60170558b956c1b45dee1c4423da2425037426 , < 8089eb93d6787dbf348863e935698b4610d90321 (git)
Affected: 17e188e0feb008bab5f4b083083dff7cdc633ca1 , < 1fdd16d89c01336d9a942b5f03673c17d401da87 (git)
Affected: c24d051e6b48015e32f1361cdf67e1784dd14a9f , < 49b3b979e79faef129605018ad82aa0f2258f2f7 (git)
Affected: a2848d08742c8e8494675892c02c0d22acbe3cf8 , < 2dedcf414bb01b8d966eb445db1d181d92304fb2 (git)
Create a notification for this product.
    Linux Linux Affected: 5.15.124 , < 5.15.126 (semver)
Affected: 6.1.43 , < 6.1.45 (semver)
Affected: 6.4.8 , < 6.4.10 (semver)
Create a notification for this product.
Show details on NVD website
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      "title": "drm/ttm: check null pointer before accessing when swapping",
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    "state": "PUBLISHED"
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exc_general_protection+0x159/0x240\\n[   90.002352]  ? asm_exc_general_protection+0x26/0x30\\n[   90.002357]  ? ttm_bo_evict_swapout_allowable+0x322/0x5e0 [ttm]\\n[   90.002365]  ? ttm_bo_evict_swapout_allowable+0x42e/0x5e0 [ttm]\\n[   90.002373]  ttm_bo_swapout+0x134/0x7f0 [ttm]\\n[   90.002383]  ? __pfx_ttm_bo_swapout+0x10/0x10 [ttm]\\n[   90.002391]  ? lock_acquire+0x44d/0x4f0\\n[   90.002398]  ? ttm_device_swapout+0xa5/0x260 [ttm]\\n[   90.002412]  ? lock_acquired+0x355/0xa00\\n[   90.002416]  ? do_raw_spin_trylock+0xb6/0x190\\n[   90.002421]  ? __pfx_lock_acquired+0x10/0x10\\n[   90.002426]  ? ttm_global_swapout+0x25/0x210 [ttm]\\n[   90.002442]  ttm_device_swapout+0x198/0x260 [ttm]\\n[   90.002456]  ? __pfx_ttm_device_swapout+0x10/0x10 [ttm]\\n[   90.002472]  ttm_global_swapout+0x75/0x210 [ttm]\\n[   90.002486]  ttm_tt_populate+0x187/0x3f0 [ttm]\\n[   90.002501]  ttm_bo_handle_move_mem+0x437/0x590 [ttm]\\n[   90.002517]  ttm_bo_validate+0x275/0x430 [ttm]\\n[   90.002530]  ? __pfx_ttm_bo_validate+0x10/0x10 [ttm]\\n[   90.002544]  ? kasan_save_stack+0x33/0x60\\n[   90.002550]  ? kasan_set_track+0x25/0x30\\n[   90.002554]  ? __kasan_kmalloc+0x8f/0xa0\\n[   90.002558]  ? amdgpu_gtt_mgr_new+0x81/0x420 [amdgpu]\\n[   90.003023]  ? ttm_resource_alloc+0xf6/0x220 [ttm]\\n[   90.003038]  amdgpu_bo_pin_restricted+0x2dd/0x8b0 [amdgpu]\\n[   90.003210]  ? __x64_sys_ioctl+0x131/0x1a0\\n[   90.003210]  ? do_syscall_64+0x60/0x90\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.126\", \"versionStartIncluding\": \"5.15.124\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.45\", \"versionStartIncluding\": \"6.1.43\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.4.10\", \"versionStartIncluding\": \"6.4.8\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-09-17T14:56:42.698Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-53352\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-01-14T18:43:03.742Z\", \"dateReserved\": \"2025-09-16T16:08:59.567Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-09-17T14:56:42.698Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
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}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.