CVE-2022-49541: cifs: fix potential double free during failed mount
First published: Wed Feb 26 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential double free during failed mount RHBZ: <a class="bz_bug_link bz_secure " title="" href="show_bug.cgi?id=2088799">https://bugzilla.redhat.com/show_bug.cgi?id=2088799</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | <5.15.46 | |
| Linux Kernel | >=5.16<5.17.14 | |
| Linux Kernel | >=5.18<5.18.3 |
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Reference Links
- https://git.kernel.org/stable/c/ce0008a0e410cdd95f0d8cd81b2902ec10a660c4
- https://git.kernel.org/stable/c/9a167fc440e5693c1cdd7f07071e05658bd9d89d
- https://git.kernel.org/stable/c/ee71f8f1cd3c8c4a251fd3e8abc89215ae3457cb
- https://git.kernel.org/stable/c/8378a51e3f8140f60901fb27208cc7a6e47047b5
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2088799
- https://lore.kernel.org/linux-cve-announce/2025022614-CVE-2022-49541-7460@gregkh/T
- https://access.redhat.com/errata/RHSA-2025:3839
- https://access.redhat.com/errata/RHSA-2025:3838
- https://access.redhat.com/errata/RHSA-2025:3961
- https://bugzilla.redhat.com/show_bug.cgi?id=2348119
Frequently Asked Questions
What is the severity of CVE-2022-49541?
CVE-2022-49541 has been categorized as a medium severity vulnerability in the Linux kernel due to potential double free issues during failed mount operations.
How do I fix CVE-2022-49541?
To fix CVE-2022-49541, update your Linux kernel to version 5.15.46 or later, or apply the appropriate patch provided for your distribution.
What systems are affected by CVE-2022-49541?
CVE-2022-49541 affects multiple versions of the Linux kernel, specifically those prior to 5.15.46 and between other specified versions.
How does CVE-2022-49541 impact system security?
CVE-2022-49541 could potentially lead to system crashes or memory corruption, impacting the stability and security of affected Linux systems.
Is there an exploit available for CVE-2022-49541?
As of now, there are no publicly known exploits specifically targeting CVE-2022-49541, but the vulnerability should still be addressed promptly to mitigate risks.
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