CVE-2022-49107 Details
Description
In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit returns false.
A memory leak vulnerability has been identified in the Ceph component of the Linux kernel. This issue arises in the 'ceph_readdir' function when 'note_last_dentry' returns an error. The vulnerability causes the 'last_readdir' variable to retain a reference that is not properly freed, leading to a memory leak.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Oct 1, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/2fe82d3254029ef9ec4e7be890125d5ef4f537de | kernel.org | Patch |
| https://git.kernel.org/stable/c/7f740ede35132d3d5d19747cad56a511d21bb156 | kernel.org | Patch |
| https://git.kernel.org/stable/c/e792575b902a3939ca482491ee9fb3a236f99640 | kernel.org | Patch |
| https://git.kernel.org/stable/c/f4429786129648a8f4bb1e5faa143c4478cc5c4a | kernel.org | Patch |
| https://git.kernel.org/stable/c/f639d9867eea647005dc824e0e24f39ffc50d4e4 | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-401 | Missing Release of Memory after Effective Lifetime | [email protected] |
| CWE-401 | Missing Release of Memory after Effective Lifetime | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | < 5.10.111 >= 5.11, < 5.15.34 >= 5.16, < 5.16.20 >= 5.17, < 5.17.3 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 13, 2026 | CVE Modified | kernel.org |
| Jun 17, 2026 | CVE Modified | kernel.org |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Oct 1, 2025 | CVE Modified | CISA-ADP |
| Mar 13, 2025 | Initial Analysis | [email protected] |
| Feb 26, 2025 | New CVE Received | kernel.org |