CVE-2019-13109: Integer Overflow
An integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a chunkLength - iccOffset subtraction.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/exiv2to a version that resolves this vulnerability.Fixed in 0.27.2 - Upgrade
Upgrade
alpine/exiv2to a version that resolves this vulnerability.Fixed in 0.27.2-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2019-13109?
CVE-2019-13109 has a severity rating that allows for denial of service through an integer overflow, potentially leading to application crashes.
How do I fix CVE-2019-13109?
To fix CVE-2019-13109, you should upgrade Exiv2 to version 0.27.2 or later.
Which versions of Exiv2 are affected by CVE-2019-13109?
CVE-2019-13109 affects Exiv2 versions up to and including 0.27.1.
What type of vulnerability is CVE-2019-13109?
CVE-2019-13109 is classified as an integer overflow vulnerability that can be exploited via malformed PNG image files.
Can CVE-2019-13109 be exploited remotely?
Yes, CVE-2019-13109 can potentially be exploited remotely by an attacker using a crafted PNG image.