CVE-2023-53423

low-risk
Published 2025-09-18

In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates memory for key_name. We need to release the memory in the following error paths. Add free() to avoid memory leak.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (5)

Patch https://git.kernel.org/stable/c/3a75866a5ceff5d4fdd5471e06c4c4d03e0298b3
Patch https://git.kernel.org/stable/c/3da73f102309fe29150e5c35acd20dd82063ff67
Patch https://git.kernel.org/stable/c/a1368eaea058e451d20ea99ca27e72d9df0d16dd
Patch https://git.kernel.org/stable/c/a8f63d747bf7c983882a5ea7456a5f84ad3acad5
Patch https://git.kernel.org/stable/c/d131718d9c45d559951f57c4b88209ca407433c4
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal