oss-sec mailing list archives

Re: RCE in Exim reported


From: Leo Famulari <leo () famulari name>
Date: Sun, 26 Nov 2017 15:37:49 -0500

On Sat, Nov 25, 2017 at 06:50:31PM -0500, Phil Pennock wrote:
bugs.exim.org/2199 :
  Use-after-free remote-code-execution
  CVE-2017-16943

bugs.exim.org/2201 :
  stack-exhaustion remote DoS
  CVE-2017-16944

Fix for the former has been confirmed by the reporter and is in git.

The `exim-4_89+fixes` branch used by various OS packagers for major
bug-fixes on top of the 4.89 release has the UAF fix backported.  Work
on the DoS is under way.

  https://git.exim.org/exim.git/shortlog/refs/heads/exim-4_89+fixes

FYI, clicking on the commits from this page just gives the error
message:

400 - Invalid hash parameter

But the commit in question can be viewed here:

https://git.exim.org/exim.git/commit/4090d62a4b25782129cc1643596dc2f6e8f63bde

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