CVE record · CVE-2026-13757

P11-kit: stack exhaustion via unbounded recursion in rpc attribute parsing

CVSS 6.2 MediumEPSS 0.0015 · 4th percentile

Published by the CVE Program (CNA: redhat) at 29 Jun 2026, 18:44 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: p11-kit https://access.redhat.com/downloads/content/package-browser/	unaffected 0:0.26.4-1.el10_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: p11-kit https://access.redhat.com/downloads/content/package-browser/	unaffected 0:0.26.4-1.el9_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: p11-kit https://access.redhat.com/downloads/content/package-browser/	unaffected 0:0.26.4-1.el9_8 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-istio-csr-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1791378395 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
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/jetstack-cert-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790223279 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/cert-manager-istio-csr-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790223719 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/cert-manager-operator-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790272426 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/jetstack-cert-manager-acmesolver-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790589998 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/jetstack-cert-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790589912 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/cert-manager-istio-csr-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790589914 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/cert-manager-operator-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790589855 to before * rpm Other versions: affected
Red Hat	Cert Manager support for Red Hat OpenShift release 1.20 Package name: cert-manager/cert-manager-trust-manager-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1790598593 to before * rpm Other versions: affected
Red Hat	Cost Management 4 Package name: costmanagement/costmanagement-metrics-rhel9-operator https://catalog.redhat.com/software/containers/	unaffected 1790844333 to before * rpm Other versions: affected
Red Hat	Red Hat Discovery 2 Package name: discovery/discovery-server-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786638573 to before * rpm Other versions: affected
Red Hat	Red Hat Discovery 2 Package name: discovery/discovery-ui-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786634825 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: p11-kit-main https://catalog.redhat.com/software/containers/	unaffected 0.26.2-1.2.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: p11-kit-main https://catalog.redhat.com/software/containers/	unaffected 0.26.4-1.hum1 to before * rpm Other versions: affected
Red Hat	Red Hat Insights proxy 1.5 Package name: insights-proxy/insights-proxy-container-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786433656 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/cds-kubernetes-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786435241 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/cds-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786533457 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/haproxy-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786533449 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/installer-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786435483 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/rhua-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1786533529 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/cds-kubernetes-tp-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1787241211 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/installer-tp-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1787135742 to before * rpm Other versions: affected
Red Hat	Red Hat Update Infrastructure 5 Package name: rhui5/rhua-tp-rhel9 https://catalog.redhat.com/software/containers/	unaffected 1787241260 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: p11-kit https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Package name: p11-kit https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: p11-kit https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

And 1 more products. The full list is on the CVE record.

Identifiers: CVE-2026-13757
CNA: redhat
Weakness (CWE): CWE-674
Tags: Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 9
Cert Manager support for Red Hat OpenShift release 1.17
Cert Manager support for Red Hat OpenShift release 1.18
Cert Manager support for Red Hat OpenShift release 1.20
Red Hat Cost Management 4
Red Hat Discovery 2
Red Hat Hardened Images
Denial of service
Published: 29 Jun 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
6.2	Medium	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0015, the 4th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

29 Jun 2026, 18:44 UTC Confirmed by the CVE List
29 Jun 2026, 19:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:37469 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:38342 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:49667 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:49668 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:53371 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:54387 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:54760 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:58981 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72394 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72395 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72399 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72470 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72475 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72476 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:72502 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:81201 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-2026:82336 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/security/cve/CVE-2026-13757 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2494556 issue-trackingredhat
github.com/advisories/GHSA-p2wm-69qx-x25w

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.