Vulnerability in Libvips
CVE-2019-6976
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.023 (82.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/libvips/libvips/commit/00622428bda8d7521db8d74260b519fa41d69d0a (Patch, Third Party Advisory)
- github.com/libvips/libvips/releases/tag/v8.7.4 (Third Party Advisory)
- blog.silentsignal.eu/2019/04/18/drop-by-drop-bleeding-through-libvips/ (Technical Description, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-6976?
- CVE-2019-6976 is a medium-severity vulnerability in Libvips, classified under Use of Uninitialized Resource. CVSS score: 5.3/10. Published 2019-01-26.
- How severe is CVE-2019-6976?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2019-6976 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.