{"cve":"CVE-2024-57921","nvd":{"published":"2025-01-19T12:15:26.247","modified":"2026-08-04T11:22:31.840","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Add a lock when accessing the buddy trim function\n\nWhen running YouTube videos and Steam games simultaneously,\nthe tester found a system hang / race condition issue with\nthe multi-display configuration setting. Adding a lock to\nthe buddy allocator's trim function would be the solution.\n\n<log snip>\n[ 7197.250436] general protection fault, probably for non-canonical address 0xdead000000000108\n[ 7197.250447] RIP: 0010:__alloc_range+0x8b/0x340 [amddrm_buddy]\n[ 7197.250470] Call Trace:\n[ 7197.250472]  <TASK>\n[ 7197.250475]  ? show_regs+0x6d/0x80\n[ 7197.250481]  ? die_addr+0x37/0xa0\n[ 7197.250483]  ? exc_general_protection+0x1db/0x480\n[ 7197.250488]  ? drm_suballoc_new+0x13c/0x93d [drm_suballoc_helper]\n[ 7197.250493]  ? asm_exc_general_protection+0x27/0x30\n[ 7197.250498]  ? __alloc_range+0x8b/0x340 [amddrm_buddy]\n[ 7197.250501]  ? __alloc_range+0x109/0x340 [amddrm_buddy]\n[ 7197.250506]  amddrm_buddy_block_trim+0x1b5/0x260 [amddrm_buddy]\n[ 7197.250511]  amdgpu_vram_mgr_new+0x4f5/0x590 [amdgpu]\n[ 7197.250682]  amdttm_resource_alloc+0x46/0xb0 [amdttm]\n[ 7197.250689]  ttm_bo_alloc_resource+0xe4/0x370 [amdttm]\n[ 7197.250696]  amdttm_bo_validate+0x9d/0x180 [amdttm]\n[ 7197.250701]  amdgpu_bo_pin+0x15a/0x2f0 [amdgpu]\n[ 7197.250831]  amdgpu_dm_plane_helper_prepare_fb+0xb2/0x360 [amdgpu]\n[ 7197.251025]  ? try_wait_for_completion+0x59/0x70\n[ 7197.251030]  drm_atomic_helper_prepare_planes.part.0+0x2f/0x1e0\n[ 7197.251035]  drm_atomic_helper_prepare_planes+0x5d/0x70\n[ 7197.251037]  drm_atomic_helper_commit+0x84/0x160\n[ 7197.251040]  drm_atomic_nonblocking_commit+0x59/0x70\n[ 7197.251043]  drm_mode_atomic_ioctl+0x720/0x850\n[ 7197.251047]  ? __pfx_drm_mode_atomic_ioctl+0x10/0x10\n[ 7197.251049]  drm_ioctl_kernel+0xb9/0x120\n[ 7197.251053]  ? srso_alias_return_thunk+0x5/0xfbef5\n[ 7197.251056]  drm_ioctl+0x2d4/0x550\n[ 7197.251058]  ? __pfx_drm_mode_atomic_ioctl+0x10/0x10\n[ 7197.251063]  amdgpu_drm_ioctl+0x4e/0x90 [amdgpu]\n[ 7197.251186]  __x64_sys_ioctl+0xa0/0xf0\n[ 7197.251190]  x64_sys_call+0x143b/0x25c0\n[ 7197.251193]  do_syscall_64+0x7f/0x180\n[ 7197.251197]  ? srso_alias_return_thunk+0x5/0xfbef5\n[ 7197.251199]  ? amdgpu_display_user_framebuffer_create+0x215/0x320 [amdgpu]\n[ 7197.251329]  ? drm_internal_framebuffer_create+0xb7/0x1a0\n[ 7197.251332]  ? srso_alias_return_thunk+0x5/0xfbef5\n\n(cherry picked from commit 3318ba94e56b9183d0304577c74b33b6b01ce516)","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-667"],"references":["https://git.kernel.org/stable/c/758e3c3054b65336cf0c5f240221f63b4fb98478","https://git.kernel.org/stable/c/75c8b703e5bded1e33b08fb09b829e7c2c1ed50a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:58:41.599736885+00:00"},"epss":{"cve":"CVE-2024-57921","score":0.00147,"percentile":0.039,"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."]}