What is CVE-2022-49705?

CVE-2022-49705 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.11 onward and patched in 5.15.51, 5.18.8 and 5.19. CVE-2022-49705 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49705?

CVE-2022-49705 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2022-49705?

Yes, CVE-2022-49705 has been patched. Fixed versions include 5.15.51, 5.18.8 and 5.19. If you are running Linux kernel 5.11 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49705 actively exploited?

CVE-2022-49705 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49705

Medium

In the Linux kernel, the following vulnerability has been resolved: 9p: fix fid refcount leak in v9fs_vfs_atomic_open_dotl We need to release directory fid if we fail halfway through open This fixes fid leaking with xfstests generic 531

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-01

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 5.11 and later are affected. Fixed in 5.15.51, 5.18.8, 5.19 and their respective stable series.

Affected from

≥ 5.11

Fixed in

✓ 5.15.51 5.15.x ✓ 5.18.8 5.18.x ✓ 5.19

References

The following references provide additional information about CVE-2022-49705 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/22832ac3eb5be3f7168816a76b64c1284e12eb3c
Patch
Kernel patch commit
https://git.kernel.org/stable/c/8bc5412ba1a45edfd1e451874c483c26a097af2b
Patch
Kernel patch commit
https://git.kernel.org/stable/c/beca774fc51a9ba8abbc869cf0c3d965ff17cd24
Patch

Details

CVE ID CVE-2022-49705

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49705?

CVE-2022-49705 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.11 onward and has been patched in 5.15.51, 5.18.8 and 5.19. CVE-2022-49705 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49705?

CVE-2022-49705 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2022-49705?

Yes — CVE-2022-49705 has been patched. Fixed versions include 5.15.51, 5.18.8 and 5.19. If you are running Linux kernel 5.11 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49705 actively exploited?

No — CVE-2022-49705 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.