5.5

CVE-2023-53288

drm/client: Fix memory leak in drm_client_modeset_probe

In the Linux kernel, the following vulnerability has been resolved:

drm/client: Fix memory leak in drm_client_modeset_probe

When a new mode is set to modeset->mode, the previous mode should be freed.
This fixes the following kmemleak report:

drm_mode_duplicate+0x45/0x220 [drm]
drm_client_modeset_probe+0x944/0xf50 [drm]
__drm_fb_helper_initial_config_and_unlock+0xb4/0x2c0 [drm_kms_helper]
drm_fbdev_client_hotplug+0x2bc/0x4d0 [drm_kms_helper]
drm_client_register+0x169/0x240 [drm]
ast_pci_probe+0x142/0x190 [ast]
local_pci_probe+0xdc/0x180
work_for_cpu_fn+0x4e/0xa0
process_one_work+0x8b7/0x1540
worker_thread+0x70a/0xed0
kthread+0x29f/0x340
ret_from_fork+0x1f/0x30
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version < 5.4.251
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.188
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.123
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.42
Linux ≫ Linux Kernel Version >= 6.2 < 6.4.7
Linux ≫ Linux Kernel Version6.5 Updaterc1
Linux ≫ Linux Kernel Version6.5 Updaterc2
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.14% 0.033
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

https://git.kernel.org/stable/c/5d580017bdb9b3e930b6009e467e5e1589f8ca8a
Patch
https://git.kernel.org/stable/c/5f2a12f64347f535c6ef55fa7eb36a2874d69b59
Patch
https://git.kernel.org/stable/c/1369d0c586ad44f2d18fe2f4cbc5bcb24132fa71
Patch
https://git.kernel.org/stable/c/917bef37cfaca07781c6fbaf6cd9404d27e64e6f
Patch
https://git.kernel.org/stable/c/8108a494639e56aea77e7196a1d6ea89792b9d4a
Patch
https://git.kernel.org/stable/c/2329cc7a101af1a844fbf706c0724c0baea38365
Patch