Out-of-bounds Read in Harfbuzz Project

CVE-2015-9274

HarfBuzz before 1.0.4 allows remote attackers to cause a denial of service (invalid read of two bytes and application crash) because of GPOS and GSUB table mishandling, related to hb-ot-layout-gpos-table.hh, hb-ot-layout-gsub-table.hh, and hb-ot-layout-gsubgpos-private.hh.

Vulnerability class: Buffer Overflow

EPSS: 0.015 (72.4th 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)

References

Frequently asked questions

What is CVE-2015-9274?
CVE-2015-9274 is a medium-severity vulnerability in Harfbuzz Project, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-11-15.
How severe is CVE-2015-9274?
Medium severity. CVSS v3 base score is 6.5 out of 10.