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CVE-2026-33809

OOM from malicious IFD offset in golang.org/x/image/tiff

Published: Mar 25, 2026Updated: Apr 21, 2026 Sources: CVE List NVD BDUCWE-434
5.3MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 75.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-434

Affected Products

Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
Openshift Service MeshOn-prem
Operating Systems / linux-distro
Red Hat OpenShift Container PlatformOn-prem
Operating Systems / linux-distro
Red Hat OpenShift VirtualizationOn-prem
Operating Systems / linux-distro
Logging subsystem for Red Hat OpenShiftOn-prem
Operating Systems / linux-distro
CryostatOn-prem
Operating Systems / linux-distro
Red Hat Enterprise Linux AIOn-prem
Operating Systems / linux-distro
Red Hat Hardened ImagesOn-prem
Operating Systems / linux-distro
golang
oss-project·US
tiff
OSS Libraries
ООО «Ред Софт»
commercial·RUaka red soft
РЕД ОСOn-premOS
Operating Systems / linux-distro
The Go Project
oss-projectaka golang-google-protobuf, go, crypto
Go
OSS Libraries
golang.org/x/image
oss-projectaka x/image
golang.org/x/image/tiffLibrary
OSS Libraries / go

Exploitability

Official Patch Available
Scannable·OpenVAS
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

3 techniques
Command and Control
Initial Access
Persistence
View detailed technique mapping

References

https://go.dev/cl/757660
go.dev
https://go.dev/issue/78267
go.dev
https://pkg.go.dev/vuln/GO-2026-4815
pkg.go.dev
and 6 more references View all →
News mentions
Could not load news mentions.

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