branch master updated (9744cc7 -> 8bd0b53)

[guix-commits]

mbakke pushed a change to branch master
in repository guix.

    from 9744cc7  pull: Protect against downgrade attacks.
     new e451612  gnu: libgphoto2: Update to 2.5.25.
     new 8bd0b53  gnu: libexif: Update to 0.6.22 [security fixes].

The 2 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 gnu/local.mk                                      |   3 -
 gnu/packages/patches/libexif-CVE-2016-6328.patch  |  72 -------------
 gnu/packages/patches/libexif-CVE-2017-7544.patch  |  29 ------
 gnu/packages/patches/libexif-CVE-2018-20030.patch | 120 ----------------------
 gnu/packages/photo.scm                            |  18 ++--
 5 files changed, 9 insertions(+), 233 deletions(-)
 delete mode 100644 gnu/packages/patches/libexif-CVE-2016-6328.patch
 delete mode 100644 gnu/packages/patches/libexif-CVE-2017-7544.patch
 delete mode 100644 gnu/packages/patches/libexif-CVE-2018-20030.patch