CVE-2022-49489

HIGH

Linux Kernel Use-After-Free in DPU VBIF Runtime Resume

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging request at virtual address 006b6b6b6b6b6be3 Call trace: dpu_vbif_init_memtypes+0x40/0xb8 dpu_runtime_resume+0xcc/0x1c0 pm_generic_runtime_resume+0x30/0x44 __genpd_runtime_resume+0x68/0x7c genpd_runtime_resume+0x134/0x258 __rpm_callback+0x98/0x138 rpm_callback+0x30/0x88 rpm_resume+0x36c/0x49c __pm_runtime_resume+0x80/0xb0 dpu_core_irq_uninstall+0x30/0xb0 dpu_irq_uninstall+0x18/0x24 msm_drm_uninit+0xd8/0x16c Patchwork: https://patchwork.freedesktop.org/patch/483255/ [DB: fixed Fixes tag]

References (7)

Core 7

Scores

CVSS v3 7.8
EPSS 0.0026
EPSS Percentile 17.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (23)
linux/Kernel 4.19.0 - 4.19.247linux
linux/Kernel 4.20.0 - 5.4.198linux
linux/Kernel 5.11.0 - 5.15.46linux
linux/Kernel 5.16.0 - 5.17.14linux
linux/Kernel 5.18.0 - 5.18.3linux
linux/Kernel 5.5.0 - 5.10.121linux
Linux/Linux < 4.19
Linux/Linux 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef - 134760263f6441741db0b2970e7face6b34b6d1c
Linux/Linux 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef - 5b0adf5cbf3b74721e4e4c4e0cadc91b8df8bcc2
Linux/Linux 25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef - 97ac682b6f7d36be5d934f86c9911066540a68f1
... and 13 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026