CVE-2021-45943
gdal - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.30%
Description
GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile (called from PCIDSK::CPCIDSKSegment::ReadFromFile and PCIDSK::CPCIDSKBinarySegment::CPCIDSKBinarySegment).
How to fix CVE-2021-45943
To remediate CVE-2021-45943, upgrade the affected package to a fixed version below.
- Bitnami/gdal—upgrade to 3.4.1 or later
- —upgrade to 3.2.2+dfsg-2+deb11u2 or later
- —upgrade to 3.2.2+dfsg-2+deb11u2 or later
- —upgrade to 1ca6a3e5168c200763fa46d8aa7e698d0b757e7e or later
Is CVE-2021-45943 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- >= 3.3.0, < 3.4.1
- from 0, < 3.2.2+dfsg-2+deb11u2
- from 0, < 3.2.2+dfsg-2+deb11u2
- from 0, < 1ca6a3e5168c200763fa46d8aa7e698d0b757e7e | >= 3.3.0, < 3.4.1
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 |