CVE Database


Impact: Low
Public: 2012-07-12
Bugzilla: 839185: CVE-2012-2837 libexif: "mnote_olympus_entry_get_value()" division by zero


The MITRE CVE dictionary describes this issue as:

The mnote_olympus_entry_get_value function in olympus/mnote-olympus-entry.c in the EXIF Tag Parsing Library (aka libexif) before 0.6.21 allows remote attackers to cause a denial of service (divide-by-zero error) via an image with crafted EXIF tags that are not properly handled during the formatting of EXIF maker note tags.

Find out more about CVE-2012-2837 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 4.3
Base Metrics: AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (libexif) RHSA-2012:1255 September 11, 2012
Red Hat Enterprise Linux version 6 (libexif) RHSA-2012:1255 September 11, 2012

External References


Red Hat would like to thank Dan Fandrich for reporting this issue. Upstream acknowledges Yunho Kim as the original reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.