Race condition in the tee (sys_tee) system call in the Linux kernel 2.6.17 through 2.6.17.6 might allow local users to cause a denial of service (system crash), obtain sensitive information (kernel memory contents), or gain privileges via unspecified vectors related to a potentially dropped ipipe lock during a race between two pipe readers.

References

• https://nvd.nist.gov/vuln/detail/CVE-2007-0997
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.18
• http://lkml.org/lkml/2006/7/17/140