Out-of-bounds Read in Libjpeg-Turbo

CVE-2018-19664

libjpeg-turbo 2.0.1 has a heap-based buffer over-read in the put_pixel_rows function in wrbmp.c, as demonstrated by djpeg.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-19664?
CVE-2018-19664 is a medium-severity vulnerability in Libjpeg-Turbo, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-11-29.
How severe is CVE-2018-19664?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2018-19664 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.