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

CVE-2025-68734

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Publicado

2025-10-30

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Atualizado

2026-08-21

CVSS v3.1

5.5

Média

VetorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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

Missing Release of Resource after Effective Lifetime

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Enumeração de Fraquezas

Identificadores relacionados

BDU:2026-11491
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

Produtos afetados

Debian
Linuxmint
Linux Kernel
Ubuntu