Bug#920047: glibc: CVE-2016-10739: getaddrinfo should reject IP addresses with trailing characters

[Aurelien Jarno <aurelien@aurel32.net>]

On 2019-01-21 22:17, Florian Weimer wrote:
> * Salvatore Bonaccorso:
> 
> > CVE-2016-10739[0]:
> > | In the GNU C Library (aka glibc or libc6) through 2.28, the getaddrinfo
> > | function would successfully parse a string that contained an IPv4
> > | address followed by whitespace and arbitrary characters, which could
> > | lead applications to incorrectly assume that it had parsed a valid
> > | string, without the possibility of embedded HTTP headers or other
> > | potentially dangerous substrings.
> >
> > If you fix the vulnerability please also make sure to include the
> > CVE (Common Vulnerabilities & Exposures) id in your changelog entry.
> >
> > For further information see:
> >
> > [0] https://security-tracker.debian.org/tracker/CVE-2016-10739
> >     https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10739
> > [1] https://sourceware.org/bugzilla/show_bug.cgi?id=20018
> >
> > Please adjust the affected versions in the BTS as needed.
> 
> Would it help if I put a backport on the 2.24 upstream branch?
> 

That would indeed help, then we can just pull that branch for the
stretch package. Note that there is already an upload in the pipeline
(bug #917620), I guess we should get that one into stretch first.

Thanks,
Aurelien

-- 
Aurelien Jarno                          GPG: 4096R/1DDD8C9B
aurelien@aurel32.net                 http://www.aurel32.net