CVE-2022-49489

drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume

HIGH

7.8

CVSS Score

Published: February 26, 2025 at 02:13 AM UTC

Updated: June 17, 2026 at 05:18 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

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]

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

4.19 ≤ v < 4.19.2474.19 ≤ v < 5.10.1214.19 ≤ v < 5.15.464.19 ≤ v < 5.17.144.19 ≤ v < 5.18.34.19 ≤ v < 5.194.19 ≤ v < 5.4.1984.20 ≤ v < 5.4.1985.11 ≤ v < 5.15.465.16 ≤ v < 5.17.145.18 ≤ v < 5.18.35.5 ≤ v < 5.10.12125fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef4.19

Vendor states this is fixed in 134760263f6441741db0b2970e7face6b34b6d1c (fixed)

Vendor states this is fixed in 5b0adf5cbf3b74721e4e4c4e0cadc91b8df8bcc2 (fixed)

Vendor states this is fixed in 97ac682b6f7d36be5d934f86c9911066540a68f1 (fixed)

Vendor states this is fixed in aa4cb188988dc6f1b3f4917d4dbc452150a5d871 (fixed)

Vendor states this is fixed in ef10d0c68e8608848cd58fca2589685718426607 (fixed)

Vendor states this is fixed in ef4bdaac7cb5416f236613ed9337ff0ea8ee329b (fixed)

Vendor states this is fixed in fa5186b279ecf44b14fb435540d2065be91cb1ed (fixed)

Vendor states this is fixed in 4.19 (unaffected)

Vendor states this is fixed in 4.19.247 (unaffected)

Vendor states this is fixed in 5.10.121 (unaffected)

Vendor states this is fixed in 5.15.46 (unaffected)

Vendor states this is fixed in 5.17.14 (unaffected)

Vendor states this is fixed in 5.18.3 (unaffected)

Vendor states this is fixed in 5.19 (unaffected)

Vendor states this is fixed in 5.4.198 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references