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I4L: fix isdn_ioctl memory issue

🗓️ 05 Jan 2009 07:08:00Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

In Linux kernel 2.6.23, isdn_ioctl in isdn_common.c enables local denial of service via a crafted, not null terminated ioctl struct.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux2.1ia64kernel0:2.4.18-e.67kernel-0:2.4.18-e.67.ia64.rpm
Red Hat Enterprise Linux2.1ia64kernel-doc0:2.4.18-e.67kernel-doc-0:2.4.18-e.67.ia64.rpm
Red Hat Enterprise Linux2.1ia64kernel-smp0:2.4.18-e.67kernel-smp-0:2.4.18-e.67.ia64.rpm
Red Hat Enterprise Linux2.1ia64kernel-source0:2.4.18-e.67kernel-source-0:2.4.18-e.67.ia64.rpm

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21 Nov 2025 17:33Current
6.2Medium risk
Vulners AI Score6.2
CVSS 27.2
EPSS0.00556
linux kernelisdn ioctlisdn commoncrafted ioctl structnull terminatedmemory overflowdenial of service
2