PT-2025-53000 · Linux+3 · Linux Kernel+3

Published

2025-12-24

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Updated

2026-05-07

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CVE-2025-68734

None

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Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A memory leak exists in the hfcsusb probe() function within the mISDN hfcsusb component of the Linux kernel. Specifically, memory allocated for ctrl urb is leaked when setup instance() fails. The issue was identified using static analysis and addressed by freeing the ctrl urb before freeing the hardware structure, and restructuring error paths using a goto ladder style.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2025-68734
ECHO-C150-F580-CFCE
MGASA-2026-0017
MGASA-2026-0018
OESA-2026-1075
OESA-2026-1076
OESA-2026-1759
OESA-2026-1760
OESA-2026-1761
SUSE-SU-2026:0278-1
SUSE-SU-2026:0281-1
SUSE-SU-2026:0293-1
SUSE-SU-2026:0315-1
SUSE-SU-2026:20477-1
SUSE-SU-2026:20498-1
SUSE-SU-2026:20845-1
SUSE-SU-2026:20876-1
USN-8029-1
USN-8029-2
USN-8029-3
USN-8030-1
USN-8048-1
USN-8095-1
USN-8095-2
USN-8095-3
USN-8095-4
USN-8095-5
USN-8096-1
USN-8096-2
USN-8096-3
USN-8096-4
USN-8096-5
USN-8100-1
USN-8116-1
USN-8125-1
USN-8126-1
USN-8141-1
USN-8163-1
USN-8163-2
USN-8165-1
USN-8243-1
USN-8261-1

Affected Products

Debian
Linuxmint
Linux Kernel
Ubuntu