CVE-2021-30020
5.5
MEDIUM
CVSS 3.1
EPSS 0.27%
Description
In the function gf_hevc_read_pps_bs_internal function in media_tools/av_parsers.c in GPAC 1.0.1 there is a loop, which with crafted file, pps->num_tile_columns may be larger than sizeof(pps->column_width), which results in a heap overflow in the loop.
How to fix CVE-2021-30020
To remediate CVE-2021-30020, upgrade the affected package to a fixed version below.
- Debian/gpac—upgrade to 1.0.1+dfsg1-4 or later
Is CVE-2021-30020 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.0.1+dfsg1-4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |