CVE-2013-7012: Buffer Overflow
The getsiz function in libavcodec/jpeg2000dec.c in FFmpeg before 2.1 does not prevent attempts to use non-zero image offsets, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted JPEG2000 data.
Affected Software
Remediation
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2013-7012?
CVE-2013-7012 has a severity rating that indicates potential denial of service due to an out-of-bounds array access vulnerability.
How do I fix CVE-2013-7012?
To fix CVE-2013-7012, upgrade to a version of FFmpeg that is later than 2.1, which contains the necessary patches.
Which versions of FFmpeg are affected by CVE-2013-7012?
CVE-2013-7012 affects FFmpeg versions prior to 2.1, including many earlier versions.
What type of attack can exploit CVE-2013-7012?
CVE-2013-7012 can be exploited by attackers sending crafted JPEG2000 data, leading to a denial of service.
Is there a workaround for CVE-2013-7012?
A workaround for CVE-2013-7012 would be to avoid processing untrusted JPEG2000 data by the affected versions of FFmpeg.