PT-2005-2568 · Linux · Linux Kernel
Peter Osterlund
·
Published
2005-05-17
·
Updated
2017-02-19
·
CVE-2005-1589
CVSS v2.0
7.2
High
| Vector | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 2.6.12-rc4
Description
The issue is related to the pkt ioctl function in the pktcdvd block device ioctl handler, which calls the wrong function before passing an ioctl to the block device. This crosses security boundaries by making kernel address space accessible from user space, allowing local users to cause a denial of service and possibly execute arbitrary code.
Recommendations
For Linux kernel versions prior to 2.6.12-rc4, consider upgrading to a newer version to resolve the issue. As a temporary workaround, restrict access to the pktcdvd block device ioctl handler to minimize the risk of exploitation.
Exploit
Fix
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Related Identifiers
Affected Products
Linux Kernel