CVE-2012-2837

Description

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.

How to fix CVE-2012-2837

To remediate CVE-2012-2837, upgrade the affected package to a fixed version below.

• Alpine/libexif—upgrade to 0.6.21-r0 or later
• Debian/libexif—upgrade to 0.6.20-3 or later

Is CVE-2012-2837 being exploited?

Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.

Affected packages (2)

• from 0, < 0.6.21-r0
• from 0, < 0.6.20-3

References (2)

• ADVISORYsecurity.alpinelinux.org/vuln/CVE-2012-2837
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2012-2837