What is CVE-2022-49489?

CVE-2022-49489 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Use After Free flaw (CWE-416), affecting Linux kernel versions from 4.19 onward and patched in 4.19.247, 5.4.198, 5.10.121 and others. CVE-2022-49489 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49489?

CVE-2022-49489 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2022-49489?

Yes, CVE-2022-49489 has been patched. Fixed versions include 4.19.247, 5.4.198, 5.10.121 and others. If you are running Linux kernel 4.19 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49489 actively exploited?

CVE-2022-49489 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2022-49489

High

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]

Package Linux Kernel

Published 2025-02-26

Last modified 2025-03-24

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-416

CVE-2022-49489 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.19 and later are affected. Fixed in 4.19.247, 5.4.198, 5.10.121, 5.15.46, 5.17.14, 5.18.3, 5.19 and their respective stable series.

Affected from

≥ 4.19

Fixed in

✓ 4.19.247 4.19.x ✓ 5.4.198 5.4.x ✓ 5.10.121 5.10.x ✓ 5.15.46 5.15.x ✓ 5.17.14 5.17.x ✓ 5.18.3 5.18.x ✓ 5.19

References

7 total

Kernel Git
https://git.kernel.org/stable/c/134760263f6441741db0b2970e7face6b34b6d1c

Patch
Kernel Git
https://git.kernel.org/stable/c/5b0adf5cbf3b74721e4e4c4e0cadc91b8df8bcc2

Patch
Kernel Git
https://git.kernel.org/stable/c/97ac682b6f7d36be5d934f86c9911066540a68f1

Patch
Kernel Git
https://git.kernel.org/stable/c/aa4cb188988dc6f1b3f4917d4dbc452150a5d871

Patch
Kernel Git
https://git.kernel.org/stable/c/ef10d0c68e8608848cd58fca2589685718426607

Patch

Showing 5 of 7 references View all on NVD

Details

CVE ID CVE-2022-49489

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-03-24

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49489?

CVE-2022-49489 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Use After Free flaw (CWE-416) . It affects Linux kernel versions from 4.19 onward and has been patched in 4.19.247, 5.4.198, 5.10.121 and others. CVE-2022-49489 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49489?

CVE-2022-49489 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2022-49489?

Yes. CVE-2022-49489 has been patched. Fixed versions include 4.19.247, 5.4.198, 5.10.121 and others. If you are running Linux kernel 4.19 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49489 actively exploited?

No. CVE-2022-49489 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.