MGASA-2020-0222 - Updated dovecot packages fix security vulnerabilities

Publication date: 24 May 2020
URL: https://advisories.mageia.org/MGASA-2020-0222.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2020-10957,
     CVE-2020-10958,
     CVE-2020-10967

Dovecot has been updated to fix several security issues.

Sending malformed NOOP command causes crash in submission, submission-login
or lmtp service (CVE-2020-10957).

Sending command followed by sufficient number of newlines triggers a
use-after-free bug that might crash submission-login, submission or lmtp
service (CVE-2020-10958).

Sending mail with empty quoted localpart causes submission or lmtp
component to crash (CVE-2020-10967).

References:
- https://bugs.mageia.org/show_bug.cgi?id=26644
- https://www.openwall.com/lists/oss-security/2020/05/18/1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10957
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10958
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10967

SRPMS:
- 7/core/dovecot-2.3.10.1-1.mga7

Mageia 2020-0222: dovecot security update

Dovecot has been updated to fix several security issues

Summary

Dovecot has been updated to fix several security issues.
Sending malformed NOOP command causes crash in submission, submission-login or lmtp service (CVE-2020-10957).
Sending command followed by sufficient number of newlines triggers a use-after-free bug that might crash submission-login, submission or lmtp service (CVE-2020-10958).
Sending mail with empty quoted localpart causes submission or lmtp component to crash (CVE-2020-10967).

References

- https://bugs.mageia.org/show_bug.cgi?id=26644

- https://www.openwall.com/lists/oss-security/2020/05/18/1

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10957

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10958

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10967

Resolution

MGASA-2020-0222 - Updated dovecot packages fix security vulnerabilities

SRPMS

- 7/core/dovecot-2.3.10.1-1.mga7

Severity
Publication date: 24 May 2020
URL: https://advisories.mageia.org/MGASA-2020-0222.html
Type: security
CVE: CVE-2020-10957, CVE-2020-10958, CVE-2020-10967

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