Date: Fri, 12 Aug 2011 14:07:18 -0400 (EDT) From: Josh Bressers <bressers@...hat.com> To: oss-security@...ts.openwall.com Cc: csmall@...ian.org, coley <coley@...re.org> Subject: Re: CVE request (and disclosure): ax25d missing setuid return code check ----- Original Message ----- > The AX.25 daemon (ax25d), typically provided in the ax25-tools > package, allows administrators to associate incoming AX.25, NET/ROM, > and ROSE traffic with the execution of an endpoint program (most > commonly "node"), which is run under a specified user account. > Because ax25d is missing a check on the return code for a setuid call > responsible for dropping privileges to the specified user, it may be > possible to cause setuid to fail, after which the chosen program will > be executed with root privileges. In other words, if you're in the > business of handing out unprivileged shells over amateur radio (don't > we all? :p ), this would allow for remote compromise. > Please use CVE-2011-2910 Thanks. -- JB
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