{"id":"CVE-2023-53453","state":"PUBLISHED","title":"drm/radeon: free iio for atombios when driver shutdown","description":"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    [<0000000062fadebe>] kmem_cache_alloc_trace+0x2f1/0x500\n    [<00000000b6883cea>] atom_parse+0x117/0x230 [radeon]\n    [<00000000158c23fd>] radeon_atombios_init+0xab/0x170 [radeon]\n    [<00000000683f672e>] si_init+0x57/0x750 [radeon]\n    [<00000000566cc31f>] radeon_device_init+0x559/0x9c0 [radeon]\n    [<0000000046efabb3>] radeon_driver_load_kms+0xc1/0x1a0 [radeon]\n    [<00000000b5155064>] drm_dev_register+0xdd/0x1d0\n    [<0000000045fec835>] radeon_pci_probe+0xbd/0x100 [radeon]\n    [<00000000e69ecca3>] pci_device_probe+0xe1/0x160\n    [<0000000019484b76>] really_probe.part.0+0xc1/0x2c0\n    [<000000003f2649da>] __driver_probe_device+0x96/0x130\n    [<00000000231c5bb1>] driver_probe_device+0x24/0xf0\n    [<0000000000a42377>] __driver_attach+0x77/0x190\n    [<00000000d7574da6>] bus_for_each_dev+0x7f/0xd0\n    [<00000000633166d2>] driver_attach+0x1e/0x30\n    [<00000000313b05b8>] bus_add_driver+0x12c/0x1e0\n\niio was allocated in atom_index_iio() called by atom_parse(),\nbut it doesn't got released when the dirver is shutdown.\nFix this kmemleak by free it in radeon_atombios_fini().","publishedAt":"2025-10-01T11:42:24.649Z","updatedAt":"2026-05-11T19:45:17.978Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"cb109cedbba11c33473e6780c256d8442a9e4460","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"9cdb96b55651c92fc949cfd54124406c3c912b6b","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"f9f55fc64928b5e30d78f861c5fc76db9e769ebb","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"ce9e9d3dcbb0d1551ffd1a7f16e7c051f3ba4140","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"cda2f7efbc2d857220dad32e315a54565b285c1c","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"107b8b542bb9dab4cbdc3276c85fbdd7f6782313","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"e2791f2f4d1d804e45fa91b14295c326b64c65f1","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"4773fadedca918faec443daaca5e4ea1c0ced144","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_device.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.31","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.31","versionType":"semver"},{"version":"4.14.308","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.276","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.235","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.173","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_device.c"]}],"references":["https://git.kernel.org/stable/c/cb109cedbba11c33473e6780c256d8442a9e4460","https://git.kernel.org/stable/c/9cdb96b55651c92fc949cfd54124406c3c912b6b","https://git.kernel.org/stable/c/f9f55fc64928b5e30d78f861c5fc76db9e769ebb","https://git.kernel.org/stable/c/ce9e9d3dcbb0d1551ffd1a7f16e7c051f3ba4140","https://git.kernel.org/stable/c/cda2f7efbc2d857220dad32e315a54565b285c1c","https://git.kernel.org/stable/c/107b8b542bb9dab4cbdc3276c85fbdd7f6782313","https://git.kernel.org/stable/c/e2791f2f4d1d804e45fa91b14295c326b64c65f1","https://git.kernel.org/stable/c/4773fadedca918faec443daaca5e4ea1c0ced144"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53453.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53453","state":"PUBLISHED","datePublished":"2025-10-01T11:42:24.649Z","dateUpdated":"2026-05-11T19:45:17.978Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-17T14:54:09.754Z"},"containers":{"cna":{"title":"drm/radeon: free iio for atombios when driver shutdown","descriptions":[{"lang":"en","value":"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    [<0000000062fadebe>] kmem_cache_alloc_trace+0x2f1/0x500\n    [<00000000b6883cea>] atom_parse+0x117/0x230 [radeon]\n    [<00000000158c23fd>] radeon_atombios_init+0xab/0x170 [radeon]\n    [<00000000683f672e>] si_init+0x57/0x750 [radeon]\n    [<00000000566cc31f>] radeon_device_init+0x559/0x9c0 [radeon]\n    [<0000000046efabb3>] radeon_driver_load_kms+0xc1/0x1a0 [radeon]\n    [<00000000b5155064>] drm_dev_register+0xdd/0x1d0\n    [<0000000045fec835>] radeon_pci_probe+0xbd/0x100 [radeon]\n    [<00000000e69ecca3>] pci_device_probe+0xe1/0x160\n    [<0000000019484b76>] really_probe.part.0+0xc1/0x2c0\n    [<000000003f2649da>] __driver_probe_device+0x96/0x130\n    [<00000000231c5bb1>] driver_probe_device+0x24/0xf0\n    [<0000000000a42377>] __driver_attach+0x77/0x190\n    [<00000000d7574da6>] bus_for_each_dev+0x7f/0xd0\n    [<00000000633166d2>] driver_attach+0x1e/0x30\n    [<00000000313b05b8>] bus_add_driver+0x12c/0x1e0\n\niio was allocated in atom_index_iio() called by atom_parse(),\nbut it doesn't got released when the dirver is shutdown.\nFix this kmemleak by free it in radeon_atombios_fini()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"cb109cedbba11c33473e6780c256d8442a9e4460","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"9cdb96b55651c92fc949cfd54124406c3c912b6b","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"f9f55fc64928b5e30d78f861c5fc76db9e769ebb","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"ce9e9d3dcbb0d1551ffd1a7f16e7c051f3ba4140","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"cda2f7efbc2d857220dad32e315a54565b285c1c","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"107b8b542bb9dab4cbdc3276c85fbdd7f6782313","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"e2791f2f4d1d804e45fa91b14295c326b64c65f1","versionType":"git"},{"version":"771fe6b912fca54f03e8a72eb63058b582775362","status":"affected","lessThan":"4773fadedca918faec443daaca5e4ea1c0ced144","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_device.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.31","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.31","versionType":"semver"},{"version":"4.14.308","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.276","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.235","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.173","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_device.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/cb109cedbba11c33473e6780c256d8442a9e4460"},{"url":"https://git.kernel.org/stable/c/9cdb96b55651c92fc949cfd54124406c3c912b6b"},{"url":"https://git.kernel.org/stable/c/f9f55fc64928b5e30d78f861c5fc76db9e769ebb"},{"url":"https://git.kernel.org/stable/c/ce9e9d3dcbb0d1551ffd1a7f16e7c051f3ba4140"},{"url":"https://git.kernel.org/stable/c/cda2f7efbc2d857220dad32e315a54565b285c1c"},{"url":"https://git.kernel.org/stable/c/107b8b542bb9dab4cbdc3276c85fbdd7f6782313"},{"url":"https://git.kernel.org/stable/c/e2791f2f4d1d804e45fa91b14295c326b64c65f1"},{"url":"https://git.kernel.org/stable/c/4773fadedca918faec443daaca5e4ea1c0ced144"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:45:17.978Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"4.14.308"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"4.19.276"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"5.4.235"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"5.10.173"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.31","versionEndExcluding":"6.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}