CVE-2023-29421
8.8
HIGH
CVSS 3.1
EPSS 0.17%
Description
An issue was discovered in libbzip3.a in bzip3 before 1.2.3. There is an out-of-bounds write in bz3_decode_block.
How to fix CVE-2023-29421
To remediate CVE-2023-29421, upgrade the affected package to a fixed version below.
- Debian/bzip3—upgrade to 1.2.2-2 or later
Is CVE-2023-29421 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.2.2-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |