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CVE-2023-54001: staging: r8712: Fix memory leak in _r8712_init_xmit_priv()

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-24 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: staging: r8712: Fix memory leak in _r8712_init_xmit_priv() In the above mentioned routine, memory is allocated in several places. If the first succeeds and a later one fails, the routine will leak memory. This patch fixes commit 2865d42c78a9 ("staging: r8712u: Add the new driver to the mainline kernel"). A potential memory leak in r8712_xmit_resource_alloc() is also addressed.

Affected products

• Linux kernel: 2.6.37 — fixed in 6.5

How to fix

Upgrade to a fixed version: Linux kernel 6.5. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/41e05572e871b10dbdc168c76175c97982daf4a4
• https://git.kernel.org/stable/c/874555472c736813ba1f4baf0b4c09c8e26d81ea
• https://git.kernel.org/stable/c/ac83631230f77dda94154ed0ebfd368fc81c70a3
• https://git.kernel.org/stable/c/acacdbe0f740ca8c5d5da73d50870903a3ded677
• https://git.kernel.org/stable/c/fc511ae405f7ba29fbcb0246061ec15c272386e1

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