CVE-2026-32288
Unbounded allocation for old GNU sparse in archive/tar
5.5
MEDIUM
CVSS 3.1
EPSS 0.00%
Description
tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format.
How to fix CVE-2026-32288
To remediate CVE-2026-32288, upgrade the affected package to a fixed version below.
- Bitnami/golang—upgrade to 1.25.9 or later
- —no fix listed
- —no fix listed
- —no fix listed
- —upgrade to 1.25.9-1 or later
- —upgrade to 1.26.2-1 or later
- —upgrade to 1.25.9 or later
Is CVE-2026-32288 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (7)
- from 0, < 1.25.9, >= 1.26.0-0, < 1.26.2
- from 0
- from 0
- from 0
- from 0, < 1.25.9-1
- from 0, < 1.26.2-1
- from 0, < 1.25.9, >= 1.26.0-0, < 1.26.2
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 |