Change logs for libexif source package in Eoan

libexif (0.6.21-5.1ubuntu0.5) eoan-security; urgency=medium

  * SECURITY UPDATE: Out of bounds read
    - debian/patches/CVE-2020-0093.patch: fix read
      buffer overflow making sure the number of bytes being
      copied from does not exceed the source buffer size in
      libexif/exif-data.c.
    - CVE-2020-0093
  * SECURITY UPDATE: Out of bounds read
    - debian/patches/CVE-2020-13112.patch: fix MakerNote tag size
      overflow check for a size overflow while reading tags in
      libexif/canon/exif-mnote-data-canon.c,
      libexif/fuji/exif/mnote-data-fuji.c,
      libexif/olympus/exif-mnote-data-olympus.c,
      libexif/pentax/exif-mnote-data-pentax.c.
    - CVE-2020-13112
  * SECURITY UPDATE: Possibly crash and potential use-after-free
    - debian/patches/CVE-2020-13113.patch: ensures that an uninitialized
      pointer is not dereferenced later in the case where the number of
      components is 0 in libexif/canon/exif-mnote-data-canon.c,
      libexif/fuji/exif-mnote-data-fuji.c,
      libexif/olympus/exif-mnote-data-olympus.c,
      libexif/pentax/exif-mnote-data-pentax.
    - CVE-2020-13113
  * SECURITY UPDATE: Denial of service
    - debian/patches/CVE-2020-13114.patch: add a failsafe on the
      maximum number of Canon MakerNote subtags in
      libexif/canon/exif-mnote-data-canon.c.
    - CVE-2020-13114
  * SECURITY UPDATE: Out of bounds read
    - debian/patches/CVE-2020-0182.patch: fix a buffer read
      overflow in exif_entry_get_value in libexif/exif-entry.c.
    - CVE-2020-0182
  * SECURITY UPDATE: Integer overflow
    - debian/patches/CVE-2020-0198.patch: fix unsigned integer overflow
      in libexif/exif-data.c.
    - CVE-2020-0198

 -- <email address hidden> (Leonidas S. Barbosa)  Mon, 08 Jun 2020 12:58:09 -0300

libexif (0.6.21-5.1ubuntu0.2) eoan-security; urgency=medium

  * SECURITY UPDATE: Divinding by zero vulnerability
    - debian/patches/CVE-2020-12767.patch: check if d variable is not zeroed
      before use it in libexif/exif-entry.c
    - CVE-2020-12767

 -- <email address hidden> (Leonidas S. Barbosa)  Mon, 11 May 2020 13:44:38 -0300

libexif (0.6.21-5.1ubuntu0.1) eoan-security; urgency=medium

  * SECURITY UPDATE: Out of bounds write
    - debian/patches/CVE-2019-9278.patch: avoid the use of unsafe int overflow
      checking constructs and check for the actual sizes to avoid integer
      overflows in libexif/exif-data.c.
    - CVE-2019-9278

 -- <email address hidden> (Leonidas S. Barbosa)  Tue, 11 Feb 2020 09:28:46 -0300

libexif (0.6.21-5.1) unstable; urgency=medium

  * Non-maintainer upload.
  * Reduce maximum recursion depth in exif_data_load_data_content
  * Improve deep recursion detection in exif_data_load_data_content
    (CVE-2018-20030) (Closes: #918730)

 -- Salvatore Bonaccorso <email address hidden>  Sun, 10 Feb 2019 14:59:33 +0100