CVE-2022-24448
LowAn issue was discovered in fs/nfs/dir.c in the Linux kernel before 5.16.5. If an application sets the O_DIRECTORY flag, and tries to open a regular file, nfs_atomic_open() performs a regular lookup. If a regular file is found, ENOTDIR should occur, but the server instead returns uninitialized data in the file descriptor.
CVSS 3.1 score
3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness type
CWE-755CVE-2022-24448 is classified as CWE-755
See CWE-755 on MITRE CWE for full details on this weakness type.
References
The following references provide additional information about CVE-2022-24448 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Mailing List Third Party Advisory
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Mailing List Third Party Advisory
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Debian Securityhttps://www.debian.org/security/2022/dsa-5092Third Party Advisory
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Debian Securityhttps://www.debian.org/security/2022/dsa-5096Third Party Advisory
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PatchKernel patch commithttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.5
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PatchKernel patch commithttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac795161c93699d600db16c1a8cc23a65a1eceaf
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PatchKernel patch commithttps://github.com/torvalds/linux/commit/ab0fc21bc7105b54bafd85bd8b82742f9e68898a
Frequently asked questions
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What is CVE-2022-24448?
CVE-2022-24448 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10 . CVE-2022-24448 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2022-24448?
CVE-2022-24448 has a CVSS score of 3.3 out of 10, rated Low severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N. -
Is there a patch available for CVE-2022-24448?
No patch is currently available for CVE-2022-24448. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2022-24448 actively exploited?
No — CVE-2022-24448 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.