CVE-2022-49107: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error
First published: Wed Feb 26 2025(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | <5.10.111 | |
| Linux Kernel | >=5.11<5.15.34 | |
| Linux Kernel | >=5.16<5.16.20 | |
| Linux Kernel | >=5.17<5.17.3 |
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Reference Links
- https://git.kernel.org/stable/c/f4429786129648a8f4bb1e5faa143c4478cc5c4a
- https://git.kernel.org/stable/c/2fe82d3254029ef9ec4e7be890125d5ef4f537de
- https://git.kernel.org/stable/c/e792575b902a3939ca482491ee9fb3a236f99640
- https://git.kernel.org/stable/c/7f740ede35132d3d5d19747cad56a511d21bb156
- https://git.kernel.org/stable/c/f639d9867eea647005dc824e0e24f39ffc50d4e4
Frequently Asked Questions
What is the severity of CVE-2022-49107?
CVE-2022-49107 has been resolved and does not have a specific severity rating assigned.
How do I fix CVE-2022-49107?
To fix CVE-2022-49107, upgrade to a version of the Linux kernel that includes the patch for this vulnerability.
What systems are affected by CVE-2022-49107?
CVE-2022-49107 affects multiple versions of the Linux kernel, specifically from versions 5.10.111 to 5.17.3.
What does CVE-2022-49107 address?
CVE-2022-49107 addresses a memory leak issue in the ceph_readdir function in the Linux kernel.
Has CVE-2022-49107 been actively exploited?
There is no public information indicating that CVE-2022-49107 has been actively exploited in the wild.
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