看板FB_security
标 题Re: Opinion on checking return value of setuid(getuid())?
发信站NCTU CS FreeBSD Server (Tue Oct 2 18:45:34 2012)
转信站ptt!csnews.cs.nctu!news.cs.nctu!FreeBSD.cs.nctu!freebsd.org!owner-free
On 2 October 2012 08:38, Erik Cederstrand <
[email protected]> wrote:
> Den 01/10/2012 kl. 13.55 skrev Eitan Adler <[email protected]>:
>
>> On 1 October 2012 07:08, Konstantin Belousov <
[email protected]> wrote:
>>> I do not believe in the dreadful 'flood ping' security breach. Is a
>>> local escalation possible with non-dropped root ?
>>
>> It is clearly a local escalation: a non-root user can do something
>> which was intended only for root. It is a different question how
>> serious the breach is.
>
> Are there any objections to the path I attached in my first post? To the approach in general? If not, I'll send a PR so it doesn't get lost.
Not by me. Please cc me on the PR as I'll commit if no one else objects.
--
Eitan Adler
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