{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2026-24137","title":"Title"},{"category":"description","text":"sigstore framework is a common go library shared across sigstore services and clients. In versions 1.10.3 and below, the legacy TUF client (pkg/tuf/client.go) supports caching target files to disk. It constructs a filesystem path by joining a cache base directory with a target name sourced from signed target metadata; however, it does not validate that the resulting path stays within the cache base directory. A malicious TUF repository can trigger arbitrary file overwriting, limited to the permissions that the calling process has. Note that this should only affect clients that are directly using the TUF client in sigstore/sigstore or are using an older version of Cosign. Public Sigstore deployment users are unaffected, as TUF metadata is validated by a quorum of trusted collaborators. This issue has been fixed in version 1.10.4. As a workaround, users can disable disk caching for the legacy client by setting SIGSTORE_NO_CACHE=true in the environment, migrate to https://github.com/sigstore/sigstore-go/tree/main/pkg/tuf, or upgrade to the latest sigstore/sigstore release.","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2026-24137","url":"https://www.suse.com/security/cve/CVE-2026-24137"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1257137 for CVE-2026-24137","url":"https://bugzilla.suse.com/1257137"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0592-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-February/024365.html"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0757-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024527.html"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0777-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024541.html"}],"title":"SUSE CVE CVE-2026-24137","tracking":{"current_release_date":"2026-03-13T13:18:41Z","generator":{"date":"2026-01-24T00:24:19Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2026-24137","initial_release_date":"2026-01-24T00:24:19Z","revision_history":[{"date":"2026-01-24T00:24:19Z","number":"2","summary":"vulnerabilities added,references added,severity changed from  to moderate"},{"date":"2026-02-21T00:24:27Z","number":"3","summary":"scores added,updates released"},{"date":"2026-02-22T00:24:39Z","number":"4","summary":"references added"},{"date":"2026-02-25T00:25:29Z","number":"5","summary":"more updates released"},{"date":"2026-02-27T00:26:08Z","number":"6","summary":"unknown changes"},{"date":"2026-03-03T00:25:36Z","number":"7","summary":"updates entered QA"},{"date":"2026-03-04T00:28:08Z","number":"8","summary":"more updates released,references added"},{"date":"2026-03-10T00:26:35Z","number":"9","summary":"unknown changes"},{"date":"2026-03-13T13:18:41Z","number":"10","summary":"unknown changes"}],"status":"interim","version":"10"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Desktop 15 SP7","product":{"name":"SUSE Linux Enterprise Desktop 15 SP7","product_id":"SUSE Linux Enterprise Desktop 15 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SP5:cosign"},"product_reference":"cosign","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 15 SP5"},{"category":"default_component_of","full_product_name":{"name":"cosign as component of SUSE Linux Enterprise Server for SAP Applications 15 SP6","product_id":"SUSE Linux Enterprise Server for SAP Applications 15 SP6:cosign"},"product_reference":"cosign","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 15 SP6"},{"category":"default_component_of","full_product_name":{"name":"cosign as component of SUSE Linux Enterprise Server for SAP applications 16.0","product_id":"SUSE Linux Enterprise Server for SAP applications 16.0:cosign"},"product_reference":"cosign","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP applications 16.0"},{"category":"default_component_of","full_product_name":{"name":"vexctl as component of SUSE Linux Enterprise Server for SAP applications 16.0","product_id":"SUSE Linux Enterprise Server for SAP applications 16.0:vexctl"},"product_reference":"vexctl","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP applications 16.0"}]},"vulnerabilities":[{"cve":"CVE-2026-24137","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2026-24137"}],"notes":[{"category":"general","text":"sigstore framework is a common go library shared across sigstore services and clients. In versions 1.10.3 and below, the legacy TUF client (pkg/tuf/client.go) supports caching target files to disk. It constructs a filesystem path by joining a cache base directory with a target name sourced from signed target metadata; however, it does not validate that the resulting path stays within the cache base directory. A malicious TUF repository can trigger arbitrary file overwriting, limited to the permissions that the calling process has. Note that this should only affect clients that are directly using the TUF client in sigstore/sigstore or are using an older version of Cosign. Public Sigstore deployment users are unaffected, as TUF metadata is validated by a quorum of trusted collaborators. This issue has been fixed in version 1.10.4. As a workaround, users can disable disk caching for the legacy client by setting SIGSTORE_NO_CACHE=true in the environment, migrate to https://github.com/sigstore/sigstore-go/tree/main/pkg/tuf, or upgrade to the latest sigstore/sigstore release.","title":"CVE description"}],"product_status":{"known_affected":["SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS:cosign","SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS:cosign","SUSE Linux Enterprise Server 15 SP4-LTSS:cosign","SUSE Linux Enterprise Server 15 SP5-LTSS:cosign","SUSE Linux Enterprise Server 15 SP6-LTSS:cosign","SUSE Linux Enterprise Server 16.0:cosign","SUSE Linux Enterprise Server 16.0:vexctl","SUSE Linux Enterprise Server for SAP Applications 15 SP4:cosign","SUSE Linux Enterprise Server for SAP Applications 15 SP5:cosign","SUSE Linux Enterprise Server for SAP Applications 15 SP6:cosign","SUSE Linux Enterprise Server for SAP applications 16.0:cosign","SUSE Linux Enterprise Server for SAP applications 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Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1257137 for CVE-2026-24137","url":"https://bugzilla.suse.com/1257137"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0592-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-February/024365.html"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0757-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024527.html"},{"category":"external","summary":"Advisory link for SUSE-SU-2026:0777-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2026-March/024541.html"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Desktop 15 SP7:cosign-3.0.5-150400.3.35.1","SUSE Linux Enterprise Desktop 15 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