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Multiple possible integer overflows in the cpio command on 32-bit systems may result in a buffer overflow or other security impact.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31872","reference_id":"","reference_type":"","scores":[{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78639","published_at":"2026-04-01T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78645","published_at":"2026-04-02T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78675","published_at":"2026-04-04T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78656","published_at":"2026-04-07T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78682","published_at":"2026-04-08T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78688","published_at":"2026-04-09T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78713","published_at":"2026-04-11T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78695","published_at":"2026-04-12T12:55:00Z"},{"value":"0.01173","scoring_system":"epss","scoring_elements":"0.78687","published_at":"2026-04-13T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31872"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31872","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31872"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989505","reference_id":"989505","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989505"},{"reference_url":"https://usn.ubuntu.com/5379-1/","reference_id":"USN-5379-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5379-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/926316?format=json","purl":"pkg:deb/debian/klibc@2.0.8-6?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.8-6%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926313?format=json","purl":"pkg:deb/debian/klibc@2.0.8-6.1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.8-6.1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926311?format=json","purl":"pkg:deb/debian/klibc@2.0.12-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.12-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926314?format=json","purl":"pkg:deb/debian/klibc@2.0.14-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.14-1%3Fdistro=trixie"}],"aliases":["CVE-2021-31872"],"risk_score":null,"exploitability":"0.5","weighted_severity":"0.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-s96y-8z6t-3yff"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/57806?format=json","vulnerability_id":"VCID-vm8g-v83d-mbfm","summary":"This GLSA contains notification of vulnerabilities found in several\n    Gentoo packages which have been fixed prior to January 1, 2011. The worst\n    of these vulnerabilities could lead to local privilege escalation and\n    remote code execution. Please see the package list and CVE identifiers\n    below for more information.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2010-0001.json","reference_id":"","reference_type":"","scores":[],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2010-0001.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2010-0001","reference_id":"","reference_type":"","scores":[{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95813","published_at":"2026-04-01T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95822","published_at":"2026-04-02T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.9583","published_at":"2026-04-04T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95832","published_at":"2026-04-07T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95841","published_at":"2026-04-08T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95845","published_at":"2026-04-09T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95848","published_at":"2026-04-12T12:55:00Z"},{"value":"0.22601","scoring_system":"epss","scoring_elements":"0.95849","published_at":"2026-04-13T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2010-0001"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-0001","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-0001"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=554418","reference_id":"554418","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=554418"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=566002","reference_id":"566002","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=566002"},{"reference_url":"https://security.gentoo.org/glsa/201412-08","reference_id":"GLSA-201412-08","reference_type":"","scores":[],"url":"https://security.gentoo.org/glsa/201412-08"},{"reference_url":"https://access.redhat.com/errata/RHSA-2010:0061","reference_id":"RHSA-2010:0061","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2010:0061"},{"reference_url":"https://usn.ubuntu.com/889-1/","reference_id":"USN-889-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/889-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/926312?format=json","purl":"pkg:deb/debian/klibc@0?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@0%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926313?format=json","purl":"pkg:deb/debian/klibc@2.0.8-6.1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.8-6.1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926311?format=json","purl":"pkg:deb/debian/klibc@2.0.12-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.12-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926314?format=json","purl":"pkg:deb/debian/klibc@2.0.14-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.14-1%3Fdistro=trixie"}],"aliases":["CVE-2010-0001"],"risk_score":0.1,"exploitability":"0.5","weighted_severity":"0.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-vm8g-v83d-mbfm"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/94737?format=json","vulnerability_id":"VCID-z6ae-emwm-wkb3","summary":"An issue was discovered in klibc before 2.0.9. Multiplication in the calloc() function may result in an integer overflow and a subsequent heap buffer overflow.","references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31870","reference_id":"","reference_type":"","scores":[{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79518","published_at":"2026-04-01T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79524","published_at":"2026-04-02T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79547","published_at":"2026-04-04T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79534","published_at":"2026-04-07T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79562","published_at":"2026-04-08T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.7957","published_at":"2026-04-09T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79592","published_at":"2026-04-11T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79575","published_at":"2026-04-12T12:55:00Z"},{"value":"0.01279","scoring_system":"epss","scoring_elements":"0.79567","published_at":"2026-04-13T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-31870"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31870","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31870"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989505","reference_id":"989505","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=989505"},{"reference_url":"https://usn.ubuntu.com/5379-1/","reference_id":"USN-5379-1","reference_type":"","scores":[],"url":"https://usn.ubuntu.com/5379-1/"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/926316?format=json","purl":"pkg:deb/debian/klibc@2.0.8-6?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.8-6%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926313?format=json","purl":"pkg:deb/debian/klibc@2.0.8-6.1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.8-6.1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926311?format=json","purl":"pkg:deb/debian/klibc@2.0.12-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.12-1%3Fdistro=trixie"},{"url":"http://public2.vulnerablecode.io/api/packages/926314?format=json","purl":"pkg:deb/debian/klibc@2.0.14-1?distro=trixie","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.14-1%3Fdistro=trixie"}],"aliases":["CVE-2021-31870"],"risk_score":null,"exploitability":"0.5","weighted_severity":"0.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-z6ae-emwm-wkb3"}],"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/packages/pkg:deb/debian/klibc@2.0.14-1%3Fdistro=trixie"}