{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-13757", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-06-29T17:43:59.500Z", "datePublished": "2026-06-29T18:44:24.583Z", "dateUpdated": "2026-09-01T12:47:28.242Z" }, "containers": { "cna": { "title": "P11-kit: stack exhaustion via unbounded recursion in rpc attribute parsing", "metrics": [ { "other": { "content": { "value": "Moderate", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "A flaw was found in p11-kit. The RPC message attribute parsing functions p11_rpc_message_get_attribute() and p11_rpc_message_get_attribute_array_value() form a mutually-recursive call chain with no recursion depth limit when processing nested CKA_WRAP_TEMPLATE, CKA_UNWRAP_TEMPLATE, and CKA_DERIVE_TEMPLATE attributes. An unauthenticated attacker with local access to the p11-kit RPC Unix domain socket can send a specially crafted request with deeply nested template attributes, causing stack exhaustion and crashing the p11-kit server process and its dependent services." } ], "affected": [ { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 10", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "versions": [ { "version": "0:0.26.4-1.el10_2", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/o:redhat:enterprise_linux:10.2" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "versions": [ { "version": "0:0.26.4-1.el9_8", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:enterprise_linux:9::appstream", "cpe:/o:redhat:enterprise_linux:9::baseos" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 9", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "versions": [ { "version": "0:0.26.4-1.el9_8", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:enterprise_linux:9::appstream", "cpe:/o:redhat:enterprise_linux:9::baseos" ] }, { "vendor": "Red Hat", "product": "Red Hat Discovery 2", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "discovery/discovery-server-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786638573", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:discovery:2::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Discovery 2", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "discovery/discovery-ui-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786634825", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:discovery:2::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Hardened Images", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "p11-kit-main", "defaultStatus": "affected", "versions": [ { "version": "0.26.2-1.2.hum1", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:hummingbird:1" ] }, { "vendor": "Red Hat", "product": "Red Hat Hardened Images", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "p11-kit-main", "defaultStatus": "affected", "versions": [ { "version": "0.26.4-1.hum1", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:hummingbird:1" ] }, { "vendor": "Red Hat", "product": "Red Hat Insights proxy 1.5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "insights-proxy/insights-proxy-container-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786433656", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:insights_proxy:1.5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/cds-kubernetes-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786435241", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/cds-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786533457", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/haproxy-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786533449", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/installer-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786435483", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/rhua-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1786533529", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/cds-kubernetes-tp-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1787241211", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/installer-tp-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1787135742", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Update Infrastructure 5", "collectionURL": "https://catalog.redhat.com/software/containers/", "packageName": "rhui5/rhua-tp-rhel9", "defaultStatus": "affected", "versions": [ { "version": "1787241260", "lessThan": "*", "versionType": "rpm", "status": "unaffected" } ], "cpes": [ "cpe:/a:redhat:rhui:5::el9" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 6", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "cpes": [ "cpe:/o:redhat:enterprise_linux:6" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ] }, { "vendor": "Red Hat", "product": "Red Hat Enterprise Linux 8", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "p11-kit", "defaultStatus": "affected", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openshift/ose-rhel-coreos-8", "defaultStatus": "affected", "cpes": [ "cpe:/a:redhat:openshift:4" ] }, { "vendor": "Red Hat", "product": "Red Hat OpenShift Container Platform 4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "openshift/ose-rhel-coreos-9", "defaultStatus": "affected", "cpes": [ "cpe:/a:redhat:openshift:4" ] } ], "references": [ { "url": "https://access.redhat.com/errata/RHSA-2026:37469", "name": "RHSA-2026:37469", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:38342", "name": "RHSA-2026:38342", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:49667", "name": "RHSA-2026:49667", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:49668", "name": "RHSA-2026:49668", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:53371", "name": "RHSA-2026:53371", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:54387", "name": "RHSA-2026:54387", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:54760", "name": "RHSA-2026:54760", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/errata/RHSA-2026:58981", "name": "RHSA-2026:58981", "tags": [ "vendor-advisory", "x_refsource_REDHAT" ] }, { "url": "https://access.redhat.com/security/cve/CVE-2026-13757", "tags": [ "vdb-entry", "x_refsource_REDHAT" ] }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2494556", "name": "RHBZ#2494556", "tags": [ "issue-tracking", "x_refsource_REDHAT" ] }, { "url": "https://github.com/advisories/GHSA-p2wm-69qx-x25w" } ], "datePublic": "2026-06-23T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-674", "description": "Uncontrolled Recursion", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-674: Uncontrolled Recursion", "workarounds": [ { "lang": "en", "value": "This CVE requires same-user access to the p11-kit RPC Unix domain socket (/run/user//p11-kit/pkcs11-*). Any process running as the socket-owning user can trigger the crash without further authentication.\n\nIf p11-kit is managed via systemd --user, ensure `Restart=on-failure` is set in the unit file so that a crash is automatically recovered without manual intervention.\n\nRed Hat recommends updating p11-kit to version 0.26.3 or later, which introduces a recursion depth limit in the RPC attribute parsing and fully addresses this flaw." } ], "timeline": [ { "lang": "en", "time": "2026-06-23T00:00:00.000Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-06-23T00:00:00.000Z", "value": "Made public." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-09-01T12:47:28.242Z" }, "x_generator": { "engine": "cvelib 1.8.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-01T14:21:14.619672Z", "id": "CVE-2026-13757", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-01T14:21:43.532Z" } } ] } }