CVE record · CVE-2026-4775

Libtiff: libtiff: arbitrary code execution or denial of service via signed integer overflow in tiff file processing

CVSS 7.8 HighEPSS 0.0057 · 47th percentile

Published by the CVE Program (CNA: redhat) at 24 Mar 2026, 14:42 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 10 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.6.0-6.el10_1.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.6.0-8.el10_2.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10.0 Extended Update Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.6.0-6.el10_0.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Extended Lifecycle Support Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-12.el7_9.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Extended Lifecycle Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.3-35.el7_9.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-37.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-15.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: mingw-libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-4.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-18.el8_4.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_4.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-18.el8_4.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_4.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-21.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Telecommunications Update Service Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-21.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Telecommunications Update Service Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-21.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_6.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-29.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.0.9-29.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: compat-libtiff3 https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.9.4-13.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.4.0-15.el9_7.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.4.0-18.el9_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.2.0-3.el9_0.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.4.0-8.el9_2.5 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.4 Extended Update Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.4.0-12.el9_4.5 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	unaffected 0:4.4.0-13.el9_6.4 to before * rpm Other versions: affected
Red Hat	Red Hat AI Inference Server 3.2 Package name: rhaiis/model-opt-cuda-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1780681984 to before * rpm Other versions: affected
Red Hat	Red Hat AI Inference Server 3.3 Package name: rhaiis/model-opt-cuda-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1782352950 to before * rpm Other versions: affected
Red Hat	Red Hat AI Inference Server 3.3 Package name: rhaiis/vllm-spyre-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1782352919 to before * rpm Other versions: affected
Red Hat	Red Hat AI Inference Server 3.3 Package name: rhaiis/vllm-rocm-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1782353093 to before * rpm Other versions: affected
Red Hat	Red Hat AI Inference Server 3.3 Package name: rhaiis/vllm-cuda-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1782352847 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: libtiff-main https://catalog.redhat.com/software/containers/	unaffected 4.7.1-2.2.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: libtiff-main https://catalog.redhat.com/software/containers/	unaffected 4.7.1-2.3.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift AI 3.4 Package name: rhai/base-image-neuron-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790703542 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: libtiff https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2026-4775
CNA: redhat
Weakness (CWE): CWE-190
Tags: Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Memory corruption
Published: 24 Mar 2026
Updated: 4 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CNA (redhat)Used for this record
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	ADP (redhat-SADP)

CISA KEV Not listed.
EPSS 0.0057, the 47th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

24 Mar 2026, 14:42 UTC Confirmed by the CVE List
24 Mar 2026, 15:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:12265 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:12271 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:14929 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:16055 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19150 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19363 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19585 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19586 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19604 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19608 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19609 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19657 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19659 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19702 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:20583 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:20585 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:20591 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:20592 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:24992 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:25096 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:25910 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:30078 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:30087 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:30088 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:30089 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:30349 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:33388 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:74674 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-4775 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2450768 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.