CVE-2026-33809
OOM from malicious IFD offset in golang.org/x/image/tiff
5.3
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
A maliciously crafted TIFF file can cause image decoding to attempt to allocate up 4GiB of memory, causing either excessive resource consumption or an out-of-memory error.
How to fix CVE-2026-33809
To remediate CVE-2026-33809, upgrade the affected package to a fixed version below.
- Debian/golang-golang-x-image—no fix listed
- —upgrade to 0.38.0 or later
- —upgrade to 0.38.0 or later
Is CVE-2026-33809 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- from 0, < 0.38.0
- from 0, < 0.38.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |