CVE record · CVE-2026-5121

Libarchive: libarchive: arbitrary code execution via integer overflow in iso9660 image processing

CVSS 7.5 HighEPSS 0.011 · 65th percentile

Published by the CVE Program (CNA: redhat) at 30 Mar 2026, 07:47 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 7 Extended Lifecycle Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.1.2-14.el7_9.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-7.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.2 Advanced Update Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.2-8.el8_2.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-1.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: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-1.el8_4.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-6.el8_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Telecommunications Update Service Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-6.el8_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-6.el8_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-5.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.3.3-5.el8_8.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-9.el9_7 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-9.el9_7 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-2.el9_0.4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-5.el9_2.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.4 Extended Update Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-5.el9_4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support Package name: libarchive https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.5.3-7.el9_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.12 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/	unaffected 412.86.202604281506-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.13 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 413.92.202605271328-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.14 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 414.92.202605060243-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.15 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 415.92.202605060220-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.16 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 416.94.202604211449-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.17 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 417.94.202605112123-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.18 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 418.94.202604240015-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.19 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.19.9.6.202605201155-0 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-businesscentral-monitoring-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325677 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-businesscentral-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325711 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-controller-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325710 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-dashbuilder-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-3.1777325680 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-kieserver-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325709 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-process-migration-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325680 to before * rpm Other versions: affected
Red Hat	RHEL-8 based Middleware Containers Package name: rhpam-7/rhpam-smartrouter-rhel8 https://catalog.redhat.com/software/containers/	unaffected 7.13.5-4.1777325708 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.17 Package name: cert-manager/jetstack-cert-manager-acmesolver-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791371080 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.17 Package name: cert-manager/jetstack-cert-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791371069 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.17 Package name: cert-manager/cert-manager-operator-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791788287 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.17 Package name: cert-manager/cert-manager-operator-bundle https://catalog.redhat.com/software/containers/	unaffected 1791970484 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/jetstack-cert-manager-acmesolver-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459707 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/jetstack-cert-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459711 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-istio-csr-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791459759 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-operator-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1789029076 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.18 Package name: cert-manager/cert-manager-operator-bundle https://catalog.redhat.com/software/containers/	unaffected 1791966259 to before * rpm Other versions: affected

And 20 more products. The full list is on the CVE record.

Identifiers: CVE-2026-5121
CNA: redhat
Weakness (CWE): CWE-190
Tags: Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.2 Advanced Update Support
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
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Memory corruption
Published: 30 Mar 2026
Updated: 5 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
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	CNA (redhat)Used for this record
9.8	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	ADP (CISA-ADP)

CISA KEV Not listed.
EPSS 0.011, the 65th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

30 Mar 2026, 07:47 UTC Confirmed by the CVE List
30 Mar 2026, 08:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:10065 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:10097 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:11768 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:12071 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:12274 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:13812 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:14773 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:14937 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:15087 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:16008 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:16009 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:16030 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:16174 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:17596 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19724 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:19725 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:20040 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:21690 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:25096 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72502 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82304 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82322 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82347 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82354 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82372 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82857 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:82888 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:8510 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:8517 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:8521 vendor-advisoryredhat

And 14 more on the CVE record.

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.