Ubuntu Security Notice 959-2 - USN-959-1 fixed vulnerabilities in PAM. This update provides the corresponding updates for Ubuntu 10.10. Denis Excoffier discovered that the PAM MOTD module in Ubuntu did not correctly handle path permissions when creating user file stamps. A local attacker could exploit this to gain root privileges.
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Ubuntu PAM MOTD local root exploit.
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Ubuntu PAM MOTD file tampering privilege escalation exploit.
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Ubuntu Security Notice 959-1 - Denis Excoffier discovered that the PAM MOTD module in Ubuntu did not correctly handle path permissions when creating user file stamps. A local attacker could exploit this to gain root privileges.
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