CVE-2023-53799
crypto: api - Use work queue in crypto_destroy_instance
Description
In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in crypto_destroy_instance The function crypto_drop_spawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the instance to be freed in atomic context. Fix this by delaying the freeing to a work queue.
INFO
Published Date :
Dec. 9, 2025, 1:16 a.m.
Last Modified :
Dec. 9, 2025, 6:37 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Apply the crypto: api patch to the Linux kernel.
- Ensure crypto_drop_spawn is called in process context.
- Schedule instance freeing to a work queue.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-53799.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-53799 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-2023-53799
weaknesses.
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-53799 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-53799 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
Dec. 09, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in crypto_destroy_instance The function crypto_drop_spawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the instance to be freed in atomic context. Fix this by delaying the freeing to a work queue. Added Reference https://git.kernel.org/stable/c/048545d9fc6424b0a11e7e8771225bb9afe09422 Added Reference https://git.kernel.org/stable/c/625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c Added Reference https://git.kernel.org/stable/c/867a146690960ac7b89ce40f4ee60dd32eeb1682 Added Reference https://git.kernel.org/stable/c/9ae4577bc077a7e32c3c7d442c95bc76865c0f17 Added Reference https://git.kernel.org/stable/c/c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d Added Reference https://git.kernel.org/stable/c/c4cb61c5f976183c07d16b0071f0c60bc212ef1f