CVE-2024-56732CWE-122

HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer

Critical · published December 27, 2024

CVSS v4.0
9.3
EPSS
1%
Percentile
50.6
In the wild
Unconfirmed
What it is

HarfBuzz is a text shaping engine. Starting with 8.5.0 through 10.0.1, there is a heap-based buffer overflow in the hb_cairo_glyphs_from_buffer function.

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00652 · 50.6th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2024-12-27T20:01Z
EPSS history
Timeline
  • 27 DEC 20:01Z
    HarfBuzz heap-buffer-overflow on hb_cairo_glyphs_from_buffer
    cvelistv5