CVE-2012-2837
First published: Fri Jul 13 2012(Updated: )
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.
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SUSE Libexif12 | <=0.6.20 | |
| SUSE Libexif12 | =0.6.14 | |
| SUSE Libexif12 | =0.6.15 | |
| SUSE Libexif12 | =0.6.16 | |
| SUSE Libexif12 | =0.6.18 | |
| SUSE Libexif12 | =0.6.19 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00015.html
- http://rhn.redhat.com/errata/RHSA-2012-1255.html
- http://secunia.com/advisories/49988
- http://sourceforge.net/mailarchive/message.php?msg_id=29534027
- http://www.debian.org/security/2012/dsa-2559
- http://www.securityfocus.com/bid/54437
- http://www.ubuntu.com/usn/USN-1513-1
Frequently Asked Questions
What is the severity of CVE-2012-2837?
CVE-2012-2837 has a moderate severity level due to the potential for denial of service attacks.
How do I fix CVE-2012-2837?
To fix CVE-2012-2837, update your libexif installation to version 0.6.21 or later.
What versions of libexif are affected by CVE-2012-2837?
CVE-2012-2837 affects libexif versions prior to 0.6.21, including 0.6.14 to 0.6.20.
What type of vulnerability is CVE-2012-2837?
CVE-2012-2837 is a denial of service vulnerability caused by a divide-by-zero error in handling crafted EXIF tags.
Can CVE-2012-2837 affect all users of libexif?
Yes, CVE-2012-2837 can affect any user of the vulnerable versions of the libexif library when processing maliciously crafted images.
- agent/references
- agent/type
- agent/first-publish-date
- agent/last-modified-date
- agent/severity
- agent/author
- agent/weakness
- agent/description
- agent/event
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/libexif project
- canonical/suse libexif12
- version/suse libexif12/0.6.20
- version/suse libexif12/0.6.14
- version/suse libexif12/0.6.15
- version/suse libexif12/0.6.16
- version/suse libexif12/0.6.18
- version/suse libexif12/0.6.19