unix_random.c in lshd for lsh 2.0.1 leaks file descriptors related to the randomness generator, which allows local users to cause a denial of service by truncating the seed file, which prevents the server from starting, or obtain sensitive seed information that could be used to crack keys.

References

• https://nvd.nist.gov/vuln/detail/CVE-2006-0353
• https://exchange.xforce.ibmcloud.com/vulnerabilities/24263
• http://lists.lysator.liu.se/pipermail/lsh-bugs/2006q1/000467.html
• http://secunia.com/advisories/18564
• http://secunia.com/advisories/18623
• http://www.debian.org/security/2006/dsa-956
• http://www.osvdb.org/22695
• http://www.securityfocus.com/bid/16357
• http://www.vupen.com/english/advisories/2006/0301