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Vulnerability of libexif: integer overflow via exif-data.c

Synthesis of the vulnerability 

An attacker can trigger an integer overflow via exif-data.c of libexif, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: Debian, Android OS, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this announce: 2/4.
Creation date: 07/02/2020.
Références of this computer vulnerability: CVE-2019-9278, DLA-2100-1, DSA-4618-1, openSUSE-SU-2020:0264-1, SSA:2020-140-02, SUSE-SU-2020:0457-1, SUSE-SU-2020:0458-1, SUSE-SU-2020:14294-1, USN-4277-1, VIGILANCE-VUL-31543.

Description of the vulnerability 

An attacker can trigger an integer overflow via exif-data.c of libexif, in order to trigger a denial of service, and possibly to run code.
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This cybersecurity announce impacts software or systems such as Debian, Android OS, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this threat alert is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer weakness alert.

Solutions for this threat 

Debian 8: new libexif packages.
New packages are available:
  Debian 8: libexif 0.6.21-2+deb8u1

Debian 9/10: new libexif packages.
New packages are available:
  Debian 9: libexif 0.6.21-2+deb9u1
  Debian 10: libexif 0.6.21-5.1+deb10u1

Google Android OS: version Q 2019-09-01.
The version Q 2019-09-01 is fixed:
  https://support.google.com/pixelphone/answer/4457705

openSUSE Leap 15.1: new libexif packages.
New packages are available:
  openSUSE Leap 15.1: libexif 0.6.21-lp151.4.3.1

Oracle Solaris: patch for third party software of April 2020 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

Slackware: new libexif packages.
New packages are available:
  Slackware 14.0: libexif 0.6.22-*-1_slack14.0
  Slackware 14.1: libexif 0.6.22-*-1_slack14.1
  Slackware 14.2: libexif 0.6.22-*-1_slack14.2

SUSE LE 11 SP3/4: new libexif packages.
New packages are available:
  SUSE LE 11 SP3: libexif 0.6.17-2.14.7.2
  SUSE LE 11 SP4: libexif 0.6.17-2.14.7.2

SUSE LE 12: new libexif packages.
New packages are available:
  SUSE LE 12 SP1: libexif 0.6.21-8.6.1
  SUSE LE 12 SP2: libexif 0.6.21-8.6.1
  SUSE LE 12 SP3: libexif 0.6.21-8.6.1
  SUSE LE 12 SP4: libexif 0.6.21-8.6.1
  SUSE LE 12 SP5: libexif 0.6.21-8.6.1

SUSE LE 15: new libexif packages.
New packages are available:
  SUSE LE 15 RTM: libexif 0.6.21-5.3.1
  SUSE LE 15 SP1: libexif 0.6.21-5.3.1

Ubuntu: new libexif12 packages.
New packages are available:
  Ubuntu 19.10: libexif12 0.6.21-5.1ubuntu0.1
  Ubuntu 18.04 LTS: libexif12 0.6.21-4ubuntu0.1
  Ubuntu 16.04 LTS: libexif12 0.6.21-2ubuntu0.1
  Ubuntu 14.04 ESM: libexif12 0.6.21-1ubuntu1+esm1
  Ubuntu 12.04 ESM: libexif12 0.6.20-2ubuntu0.2
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