CVE-2025-68734

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: hfcsusb: fix memory leak in hfcsusb_probe() In hfcsusb_probe(), the memory allocated for ctrl_urb gets leaked when setup_instance() fails with an error code. Fix that by freeing the urb before freeing the hw structure. Also change the error paths to use the goto ladder style. Compile tested only. Issue found using a prototype static analysis tool.

EPSS

0.2% chance of exploitation in the next 30 days; higher than 9% of CVEs (scores of 2026-10-25)

Published

2025-12-24

Modified

2026-10-13

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/03695541b3349bc40bf5d6563d44d6147fb20260
• https://git.kernel.org/stable/c/3f7c72bc73c4e542fde14cce017549d8a0b61a3c
• https://git.kernel.org/stable/c/3f978e3f1570155a1327ffa25f60968bc7b9398f
• https://git.kernel.org/stable/c/475032fa2bb82ffb592c321885e917e39f47357f
• https://git.kernel.org/stable/c/6dce43433e0635e7b00346bc937b69ce48ea71bb

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