CVE-2023-53025: NFSD: fix use-after-free in nfsd4_ssc_setup_dul()
First published: Thu Mar 27 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: NFSD: fix use-after-free in nfsd4_ssc_setup_dul() If signal_pending() returns true, schedule_timeout() will not be executed, causing the waiting task to remain in the wait queue. Fixed by adding a call to finish_wait(), which ensures that the waiting task will always be removed from the wait queue.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | >=5.14<5.15.91 | |
| Linux Kernel | >=5.16<6.1.9 | |
| Linux Kernel | =6.2-rc1 | |
| Linux Kernel | =6.2-rc2 | |
| Linux Kernel | =6.2-rc3 | |
| Linux Kernel | =6.2-rc4 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-53025?
CVE-2023-53025 has a high severity due to the potential for a use-after-free vulnerability in the Linux kernel.
How do I fix CVE-2023-53025?
To resolve CVE-2023-53025, update your Linux kernel to the patched version that addressed this vulnerability.
What systems are affected by CVE-2023-53025?
CVE-2023-53025 affects various versions of the Linux kernel, particularly those that utilize the nfsd4_ssc_setup_dul() function.
What type of vulnerability is CVE-2023-53025?
CVE-2023-53025 is classified as a use-after-free vulnerability.
Can CVE-2023-53025 lead to remote code execution?
Yes, CVE-2023-53025 has the potential to be exploited for remote code execution if successfully leveraged.
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