Date: Thu, 12 Aug 2021 00:18:46 +0100 From: Sam James <sam@...ct.info> To: oss-security@...ts.openwall.com Subject: Re: CVE-2021-20314: Remote stack buffer overflow in libspf2 > On 11 Aug 2021, at 15:41, Philipp Jeitner (SIT) <philipp.jeitner@....fraunhofer.de> wrote: > > #### Description > > Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages. CVE-2021-20314 has been assigned to this issue. > [...] > #### Patch > > The issue has been fixed in github commit c37b7c1: > > https://github.com/shevek/libspf2/commit/c37b7c13c30e225183899364b9f2efdfa85552ef > > An updated version of libspf2 (1.2.11) which also fixes other security related issues is available from github (https://github.com/shevek/libspf2). The libspf2 website (https://www.libspf2.org/download.html) and latest release there is NOT UPDATED YET. > I don't see this as either a tag or a release on the GitHub repository. Possibly the maintainer forgot to run git push --tags? Thanks for your work on this issue. best, sam Download attachment "signature.asc" of type "application/pgp-signature" (619 bytes)
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