{"document":{"aggregate_severity":{"namespace":"https://nvd.nist.gov/vuln-metrics/cvss","text":"High"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"tlp":{"label":"WHITE","url":"https:/www.first.org/tlp/"}},"lang":"en","notes":[{"category":"general","text":"docker security update","title":"Synopsis"},{"category":"general","text":"An update for docker is now available for openEuler-22.03-LTS-SP4","title":"Summary"},{"category":"general","text":"Docker is an open source project to build, ship and run any application as a lightweight container.\n\nSecurity Fix(es):\n\nDocker Engine classifies a registry hostname as insecure using an any-match DNS check. loadInsecureRegistries() injects 127.0.0.0/8 and ::1/128 as insecure CIDRs by default. isCIDRMatch resolves all of the hostname's addresses and returns true if a single address is in the insecure CIDR list. Because the transport re-dials the hostname rather than the CIDR-matching address, a DNS answer set of one loopback IP plus a non-loopback attacker IP disables certificate verification and enables HTTP fallback for the registry connection.(CVE-2026-92543)","title":"Description"},{"category":"general","text":"An update for docker is now available for openEuler-22.03-LTS-SP4.\n\nopenEuler Security has rated this update as having a security impact of high. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.","title":"Topic"},{"category":"general","text":"High","title":"Severity"},{"category":"general","text":"docker","title":"Affected Component"}],"publisher":{"category":"vendor","contact_details":"openeuler-security@openeuler.org","issuing_authority":"openEuler security committee","name":"openEuler","namespace":"https://www.openeuler.org"},"references":[{"category":"self","summary":"openEuler-SA-2026-4657","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4657"},{"category":"self","summary":"CVE-2026-92543","url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-92543&packageName=docker"},{"category":"external","summary":"nvd cve","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92543"},{"category":"self","summary":"openEuler-SA-2026-4657 vex file","url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-4657.json"}],"title":"An update for docker is now available for openEuler-22.03-LTS-SP4","tracking":{"current_release_date":"2026-10-30T11:14:09+08:00","generator":{"date":"2026-10-30T11:14:09+08:00","engine":{"name":"openEuler CSAF Tool V1.0"}},"id":"openEuler-SA-2026-4657","initial_release_date":"2026-10-30T11:14:09+08:00","revision_history":[{"date":"2026-10-30T11:14:09+08:00","number":"1.0.0","summary":"Initial"}],"status":"final","version":"1.0.0"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"openEuler-22.03-LTS-SP4","product":{"name":"openEuler-22.03-LTS-SP4","product_id":"openEuler-22.03-LTS-SP4","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}}],"category":"product_name","name":"openEuler"},{"branches":[{"category":"product_version","name":"docker-engine-18.09.0-355.oe2203sp4.aarch64.rpm","product":{"name":"docker-engine-18.09.0-355.oe2203sp4.aarch64.rpm","product_id":"docker-engine-18.09.0-355.oe2203sp4.aarch64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}},{"category":"product_version","name":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64.rpm","product":{"name":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64.rpm","product_id":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}},{"category":"product_version","name":"docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64.rpm","product":{"name":"docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64.rpm","product_id":"docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}}],"category":"architecture","name":"aarch64"},{"branches":[{"category":"product_version","name":"docker-engine-18.09.0-355.oe2203sp4.src.rpm","product":{"name":"docker-engine-18.09.0-355.oe2203sp4.src.rpm","product_id":"docker-engine-18.09.0-355.oe2203sp4.src.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}}],"category":"architecture","name":"src"},{"branches":[{"category":"product_version","name":"docker-engine-18.09.0-355.oe2203sp4.x86_64.rpm","product":{"name":"docker-engine-18.09.0-355.oe2203sp4.x86_64.rpm","product_id":"docker-engine-18.09.0-355.oe2203sp4.x86_64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}},{"category":"product_version","name":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64.rpm","product":{"name":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64.rpm","product_id":"docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}},{"category":"product_version","name":"docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64.rpm","product":{"name":"docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64.rpm","product_id":"docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64.rpm","product_identification_helper":{"cpe":"cpe:/a:openEuler:openEuler:22.03-LTS-SP4"}}}],"category":"architecture","name":"x86_64"}],"category":"vendor","name":"openEuler"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"docker-engine-18.09.0-355.oe2203sp4.aarch64 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Because the transport re-dials the hostname rather than the CIDR-matching address, a DNS answer set of one loopback IP plus a non-loopback attacker IP disables certificate verification and enables HTTP fallback for the registry connection.","title":"Vulnerability Description"}],"product_status":{"fixed":["openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.src","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64"]},"remediations":[{"category":"vendor_fix","details":"docker security update","product_ids":["openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.src","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64"],"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4657"}],"scores":[{"cvss_v3":{"baseScore":7.6,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"3.1"},"products":["openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.aarch64","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.src","openEuler-22.03-LTS-SP4:docker-engine-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debuginfo-18.09.0-355.oe2203sp4.x86_64","openEuler-22.03-LTS-SP4:docker-engine-debugsource-18.09.0-355.oe2203sp4.x86_64"]}],"threats":[{"category":"impact","details":"High"}],"title":"CVE-2026-92543"}]}