vulnerability
SUSE: CVE-2024-26833: SUSE Linux Security Advisory
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | 04/17/2024 | 05/15/2024 | 01/28/2025 |
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Fix memory leak in dm_sw_fini()
After destroying dmub_srv, the memory associated with it is
not freed, causing a memory leak:
unreferenced object 0xffff896302b45800 (size 1024):
comm "(udev-worker)", pid 222, jiffies 4294894636
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
backtrace (crc 6265fd77):
[] kmalloc_trace+0x29d/0x340
[] dm_dmub_sw_init+0xb4/0x450 [amdgpu]
[] dm_sw_init+0x15/0x2b0 [amdgpu]
[] amdgpu_device_init+0x1417/0x24e0 [amdgpu]
[] amdgpu_driver_load_kms+0x15/0x190 [amdgpu]
[] amdgpu_pci_probe+0x187/0x4e0 [amdgpu]
[] local_pci_probe+0x3e/0x90
[] pci_device_probe+0xc3/0x230
[] really_probe+0xe2/0x480
[] __driver_probe_device+0x78/0x160
[] driver_probe_device+0x1f/0x90
[] __driver_attach+0xce/0x1c0
[] bus_for_each_dev+0x70/0xc0
[] bus_add_driver+0x112/0x210
[] driver_register+0x55/0x100
[] do_one_initcall+0x41/0x300
Fix this by freeing dmub_srv after destroying it.
Solution(s)
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