CVE-2022-49768
Linux kernel 9p Double Locking Vulnerability
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.
INFO
Published Date :
May 1, 2025, 3:15 p.m.
Last Modified :
May 2, 2025, 1:53 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
Exploitability Score :
References to Advisories, Solutions, and Tools
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CVE-2022-49768.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2022-49768 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-49768 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 01, 2025
Action Type Old Value New Value Added 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. Added Reference https://git.kernel.org/stable/c/52f1c45dde9136f964d63a77d19826c8a74e2c7f Added Reference https://git.kernel.org/stable/c/612c977f5d481f551d03d83d0aef588845c1300c Added Reference https://git.kernel.org/stable/c/82825dbf393f7c7979d462f9609a15bde8092b3f Added Reference https://git.kernel.org/stable/c/96760723aae1b45f733f702abb4333137143909f Added Reference https://git.kernel.org/stable/c/a4f1a01b2e81378fce9ca528d4d8a049e4b58fcd Added Reference https://git.kernel.org/stable/c/e3031280fe4eaf61a09e60823331f81f321be8e1 Added Reference https://git.kernel.org/stable/c/f14858bc77c567e089965962877ee726ffad0556 Added Reference https://git.kernel.org/stable/c/fec1406f5e7ab20b71f6d231792b0040e3300aaf
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-49768 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-49768
weaknesses.