CVE-2022-49768
HIGHDescription
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.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 29% of all known CVEs.
References
Related Vulnerabilities
Other CWE-667 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2019-10072 | High | 7.5 | 73% | - | Fix |
| CVE-2002-1850 | High | 7.5 | 15% | - | Fix |
| CVE-2009-2699 | High | 7.5 | 14% | - | Fix |
| CVE-2004-0174 | High | 7.5 | 12% | - | - |
| CVE-2009-4272 | High | 7.5 | 11% | - | - |
| CVE-2020-24606 | High | 8.6 | 5.2% | - | Fix |
Common questions
How do I fix CVE-2022-49768?
Upgrade linux on debian 11 to 5.10.158-1 or later.
Is CVE-2022-49768 being actively exploited?
Not that we know of. CVE-2022-49768 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.37% is the estimated probability that it will be exploited in the next 30 days. That is higher than 29% of all scored CVEs.
How severe is CVE-2022-49768?
CVE-2022-49768 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2022-49768 affect?
Published advisories record a fix for linux (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-08-04.