CVE-2026-22984
libceph: prevent potential out-of-bounds reads in handle_auth_done()
Description
In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handle_auth_done() Perform an explicit bounds check on payload_len to avoid a possible out-of-bounds access in the callout. [ idryomov: changelog ]
INFO
Published Date :
Jan. 23, 2026, 4:15 p.m.
Last Modified :
Jan. 23, 2026, 4:15 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-22984
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update the Linux kernel to the latest version.
- Apply the specific patch for libceph.
- Reboot the system after applying the update.
- Verify the patch was successfully applied.
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-2026-22984.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-22984 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-2026-22984
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-2026-22984 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-22984 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
Jan. 23, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handle_auth_done() Perform an explicit bounds check on payload_len to avoid a possible out-of-bounds access in the callout. [ idryomov: changelog ] Added Reference https://git.kernel.org/stable/c/194cfe2af4d2a1de599d39dad636b47c2f6c2c96 Added Reference https://git.kernel.org/stable/c/2802ef3380fa8c4a08cda51ec1f085b1a712e9e2 Added Reference https://git.kernel.org/stable/c/2d653bb63d598ae4b096dd678744bdcc34ee89e8 Added Reference https://git.kernel.org/stable/c/79fe3511db416d2f2edcfd93569807cb02736e5e Added Reference https://git.kernel.org/stable/c/818156caffbf55cb4d368f9c3cac64e458fb49c9 Added Reference https://git.kernel.org/stable/c/ef208ea331ef688729f64089b895ed1b49e842e3