GHSA-GPFM-3CF9-QPHW
Vulnerability from github – Published: 2025-10-01 12:30 – Updated: 2026-01-16 21:30In the Linux kernel, the following vulnerability has been resolved:
drm/radeon: free iio for atombios when driver shutdown
Fix below kmemleak when unload radeon driver:
unreferenced object 0xffff9f8608ede200 (size 512): comm "systemd-udevd", pid 326, jiffies 4294682822 (age 716.338s) hex dump (first 32 bytes): 00 00 00 00 c4 aa ec aa 14 ab 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000062fadebe>] kmem_cache_alloc_trace+0x2f1/0x500 [<00000000b6883cea>] atom_parse+0x117/0x230 [radeon] [<00000000158c23fd>] radeon_atombios_init+0xab/0x170 [radeon] [<00000000683f672e>] si_init+0x57/0x750 [radeon] [<00000000566cc31f>] radeon_device_init+0x559/0x9c0 [radeon] [<0000000046efabb3>] radeon_driver_load_kms+0xc1/0x1a0 [radeon] [<00000000b5155064>] drm_dev_register+0xdd/0x1d0 [<0000000045fec835>] radeon_pci_probe+0xbd/0x100 [radeon] [<00000000e69ecca3>] pci_device_probe+0xe1/0x160 [<0000000019484b76>] really_probe.part.0+0xc1/0x2c0 [<000000003f2649da>] __driver_probe_device+0x96/0x130 [<00000000231c5bb1>] driver_probe_device+0x24/0xf0 [<0000000000a42377>] __driver_attach+0x77/0x190 [<00000000d7574da6>] bus_for_each_dev+0x7f/0xd0 [<00000000633166d2>] driver_attach+0x1e/0x30 [<00000000313b05b8>] bus_add_driver+0x12c/0x1e0
iio was allocated in atom_index_iio() called by atom_parse(), but it doesn't got released when the dirver is shutdown. Fix this kmemleak by free it in radeon_atombios_fini().
{
"affected": [],
"aliases": [
"CVE-2023-53453"
],
"database_specific": {
"cwe_ids": [
"CWE-401"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-10-01T12:15:43Z",
"severity": "MODERATE"
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: free iio for atombios when driver shutdown\n\nFix below kmemleak when unload radeon driver:\n\nunreferenced object 0xffff9f8608ede200 (size 512):\n comm \"systemd-udevd\", pid 326, jiffies 4294682822 (age 716.338s)\n hex dump (first 32 bytes):\n 00 00 00 00 c4 aa ec aa 14 ab 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace:\n [\u003c0000000062fadebe\u003e] kmem_cache_alloc_trace+0x2f1/0x500\n [\u003c00000000b6883cea\u003e] atom_parse+0x117/0x230 [radeon]\n [\u003c00000000158c23fd\u003e] radeon_atombios_init+0xab/0x170 [radeon]\n [\u003c00000000683f672e\u003e] si_init+0x57/0x750 [radeon]\n [\u003c00000000566cc31f\u003e] radeon_device_init+0x559/0x9c0 [radeon]\n [\u003c0000000046efabb3\u003e] radeon_driver_load_kms+0xc1/0x1a0 [radeon]\n [\u003c00000000b5155064\u003e] drm_dev_register+0xdd/0x1d0\n [\u003c0000000045fec835\u003e] radeon_pci_probe+0xbd/0x100 [radeon]\n [\u003c00000000e69ecca3\u003e] pci_device_probe+0xe1/0x160\n [\u003c0000000019484b76\u003e] really_probe.part.0+0xc1/0x2c0\n [\u003c000000003f2649da\u003e] __driver_probe_device+0x96/0x130\n [\u003c00000000231c5bb1\u003e] driver_probe_device+0x24/0xf0\n [\u003c0000000000a42377\u003e] __driver_attach+0x77/0x190\n [\u003c00000000d7574da6\u003e] bus_for_each_dev+0x7f/0xd0\n [\u003c00000000633166d2\u003e] driver_attach+0x1e/0x30\n [\u003c00000000313b05b8\u003e] bus_add_driver+0x12c/0x1e0\n\niio was allocated in atom_index_iio() called by atom_parse(),\nbut it doesn\u0027t got released when the dirver is shutdown.\nFix this kmemleak by free it in radeon_atombios_fini().",
"id": "GHSA-gpfm-3cf9-qphw",
"modified": "2026-01-16T21:30:29Z",
"published": "2025-10-01T12:30:29Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53453"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/107b8b542bb9dab4cbdc3276c85fbdd7f6782313"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/4773fadedca918faec443daaca5e4ea1c0ced144"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/9cdb96b55651c92fc949cfd54124406c3c912b6b"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/cb109cedbba11c33473e6780c256d8442a9e4460"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/cda2f7efbc2d857220dad32e315a54565b285c1c"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/ce9e9d3dcbb0d1551ffd1a7f16e7c051f3ba4140"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/e2791f2f4d1d804e45fa91b14295c326b64c65f1"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/f9f55fc64928b5e30d78f861c5fc76db9e769ebb"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
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