CVE-2019-6976: Medium severity libvirt vulnerability
libvips before 8.7.4 generates output images from uninitialized memory locations when processing corrupted input image data because iofuncs/memory.c does not zero out allocated memory. This can result in leaking raw process memory contents through the output image.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2019-6976?
CVE-2019-6976 is a vulnerability in libvips before version 8.7.4 that allows the generation of output images from uninitialized memory locations when processing corrupted input image data.
How does CVE-2019-6976 affect libvips?
CVE-2019-6976 affects libvips versions up to and excluding 8.7.4.
What is the severity of CVE-2019-6976?
CVE-2019-6976 has a severity value of 5.3, which is considered medium.
How can I fix CVE-2019-6976?
To fix CVE-2019-6976, you should update to version 8.7.4-1 for Ubuntu or apply the recommended updates for the affected package on Debian.
Where can I find more information about CVE-2019-6976?
You can find more information about CVE-2019-6976 in the references provided: https://blog.silentsignal.eu/2019/04/18/drop-by-drop-bleeding-through-libvips/, https://github.com/libvips/libvips/commit/00622428bda8d7521db8d74260b519fa41d69d0a, https://github.com/libvips/libvips/releases/tag/v8.7.4