CVE-2010-2248: Linux Kernel

High severity, CVSS 7.8. EPSS: 4% chance of exploitation in the next 30 days.

fs/cifs/cifssmb.c in the CIFS implementation in the Linux kernel before 2.6.34-rc4 allows remote attackers to cause a denial of service (panic) via an SMB response packet with an invalid CountHigh value, as demonstrated by a response from an OS/2 server, related to the CIFSSMBWrite and CIFSSMBWrite2 functions.

Affected products

• Linux Linux Kernel: up to and including 2.6.34; version 2.6.0 only; version 2.6.1 only; version 2.6.2 only; version 2.6.3 only; version 2.6.4 only; …

Published 2010-09-07. Last modified 2026-06-16.