MGASA-2019-0348 - Updated gnupg2 packages fix security vulnerability

Publication date: 30 Nov 2019
URL: https://advisories.mageia.org/MGASA-2019-0348.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2019-14855

gnupg2 is updated to 2.2.18 and fix security vulnerability:

Web of Trust forgeries using collisions in SHA-1 signatures (CVE-2019-14855)
* Note that this change removes all SHA-1 based key signature  newer than
  2019-01-19 from the web-of-trust. This includes all key signature created
  with dsa1024 keys. The new option --allow-weak-key-signatues can be used
  to override the new and safer behaviour.

For other fixes in this update, see the gnupg-announce reference.

References:
- https://bugs.mageia.org/show_bug.cgi?id=25749
- https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14855

SRPMS:
- 7/core/gnupg2-2.2.18-1.mga7

Mageia 2019-0348: gnupg2 security update

gnupg2 is updated to 2.2.18 and fix security vulnerability: Web of Trust forgeries using collisions in SHA-1 signatures (CVE-2019-14855) * Note that this change removes all SHA-1 ...

Summary

gnupg2 is updated to 2.2.18 and fix security vulnerability:
Web of Trust forgeries using collisions in SHA-1 signatures (CVE-2019-14855) * Note that this change removes all SHA-1 based key signature newer than 2019-01-19 from the web-of-trust. This includes all key signature created with dsa1024 keys. The new option --allow-weak-key-signatues can be used to override the new and safer behaviour.
For other fixes in this update, see the gnupg-announce reference.

References

- https://bugs.mageia.org/show_bug.cgi?id=25749

- https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14855

Resolution

MGASA-2019-0348 - Updated gnupg2 packages fix security vulnerability

SRPMS

- 7/core/gnupg2-2.2.18-1.mga7

Severity
Publication date: 30 Nov 2019
URL: https://advisories.mageia.org/MGASA-2019-0348.html
Type: security
CVE: CVE-2019-14855

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