CVE-2018-13305
First published: Thu Jul 05 2018(Updated: )
In FFmpeg 4.0.1, due to a missing check for negative values of the mquant variable, the vc1_put_blocks_clamped function in libavcodec/vc1_block.c may trigger an out-of-array access while converting a crafted AVI file to MPEG4, leading to an information disclosure or a denial of service.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FFmpeg | =4.0.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2018-13305?
CVE-2018-13305 has a medium severity level due to its potential for information disclosure and denial of service.
How do I fix CVE-2018-13305?
To fix CVE-2018-13305, upgrade FFmpeg to version 4.0.2 or later, where the vulnerability has been addressed.
What systems are affected by CVE-2018-13305?
CVE-2018-13305 affects FFmpeg version 4.0.1 specifically.
What type of vulnerability is CVE-2018-13305?
CVE-2018-13305 is classified as an out-of-bounds access vulnerability.
Can CVE-2018-13305 lead to data theft?
Yes, CVE-2018-13305 can potentially lead to information disclosure, allowing sensitive data to be accessed.
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