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CVE-2023-53852

In the Linux kernel, the following vulnerability has been resolved: nvme-core: fix memory leak in dhchap_secret_store Free dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return fix fo…

Published Dec 9, 2025EPSS 0.23%

Overview

CVE-2023-53852 is a known-severity vulnerability. It was published on December 9, 2025.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

nvme-core: fix memory leak in dhchap_secret_store

Free dhchap_secret in nvme_ctrl_dhchap_secret_store() before we return

fix following kmemleack:-

unreferenced object 0xffff8886376ea800 (size 64):

comm "check", pid 22048, jiffies 4344316705 (age 92.199s)

hex dump (first 32 bytes):

44 48 48 43 2d 31 3a 30 30 3a 6e 78 72 35 4b 67 DHHC-1:00:nxr5Kg

75 58 34 75 6f 41 78 73 4a 61 34 63 2f 68 75 4c uX4uoAxsJa4c/huL

backtrace:

[<0000000030ce5d4b>] __kmalloc+0x4b/0x130

[<000000009be1cdc1>] nvme_ctrl_dhchap_secret_store+0x8f/0x160 [nvme_core]

[<00000000ac06c96a>] kernfs_fop_write_iter+0x12b/0x1c0

[<00000000437e7ced>] vfs_write+0x2ba/0x3c0

[<00000000f9491baf>] ksys_write+0x5f/0xe0

[<000000001c46513d>] do_syscall_64+0x3b/0x90

[<00000000ecf348fe>] entry_SYSCALL_64_after_hwframe+0x72/0xdc

unreferenced object 0xffff8886376eaf00 (size 64):

comm "check", pid 22048, jiffies 4344316736 (ag

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently asked questions

What is CVE-2023-53852?

CVE-2023-53852 is a known-severity vulnerability. It was published on December 9, 2025.

How severe is CVE-2023-53852?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2023-53852?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-53852?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-53852 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.