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CVE-2022-49768

7.5 · HIGH

In the Linux kernel, the following vulnerability has been resolved: 9p: trans_fd/p9_conn_cancel: drop client lock earlier syzbot reported a double-lock here and we no longer need this lock after…

Published May 1, 2025CWE-667EPSS 0.39%

Overview

CVE-2022-49768 is a high-severity vulnerability. It was published on May 1, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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

9p: trans_fd/p9_conn_cancel: drop client lock earlier

syzbot reported a double-lock here and we no longer need this

lock after requests have been moved off to local list:

just drop the lock earlier.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/52f1c45dde9136f964d63a77d19826c8a74e2c7fRefgit.kernel.org/stable/c/612c977f5d481f551d03d83d0aef588845c1300cRefgit.kernel.org/stable/c/82825dbf393f7c7979d462f9609a15bde8092b3fRefgit.kernel.org/stable/c/96760723aae1b45f733f702abb4333137143909fRefgit.kernel.org/stable/c/a4f1a01b2e81378fce9ca528d4d8a049e4b58fcdRefgit.kernel.org/stable/c/e3031280fe4eaf61a09e60823331f81f321be8e1Refgit.kernel.org/stable/c/f14858bc77c567e089965962877ee726ffad0556Refgit.kernel.org/stable/c/fec1406f5e7ab20b71f6d231792b0040e3300aaf

How CyberStrike helps

Frequently asked questions

What is CVE-2022-49768?

CVE-2022-49768 is a high-severity vulnerability. It was published on May 1, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2022-49768?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2022-49768?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2022-49768?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-49768 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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