{"schemaVersion":3,"id":"CVE-2021-3530","aliases":["UBUNTU-CVE-2021-3530","DEBIAN-CVE-2021-3530"],"status":"published","duplicateOf":null,"title":null,"description":"A flaw was discovered in GNU libiberty within demangle_path() in rust-demangle.c, as distributed in GNU Binutils version 2.36. A crafted symbol can cause stack memory to be exhausted leading to a crash.","dates":{"published":"2021-06-02T14:31:23.000Z","modified":"2024-08-03T17:01:05.995Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":10,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":10,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.024,"percentile":0.83757,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.024},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.024,"percentile":0.83757}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.024,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.024,"percentile":0.83757}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-674","name":"Uncontrolled Recursion","description":"The product does not properly control the amount of recursion that takes place,  consuming excessive resources, such as allocated memory or the program stack.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/674.html"}],"affected":[{"vendor":"debian","product":"binutils","name":"binutils","label":"binutils","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/binutils","purlType":"deb","versions":[{"text":"< 2.37.90.20220207-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.37.90.20220207-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"gdb","name":"gdb","label":"gdb","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/gdb","purlType":"deb","versions":[{"text":"< 12.1-0ubuntu1~22.04","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 12.1-0ubuntu1~22.04","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"libiberty","name":"libiberty","label":"libiberty","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/libiberty","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"gnu","product":"binutils","name":"binutils","label":"binutils","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.36","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.36","eol":null,"hubHref":"/vendor/gnu/binutils"},{"vendor":"netapp","product":"ontap_select_deploy_administration_utility","name":"ontap select deploy administration utility","label":"ontap_select_deploy_administration_utility","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"na","noFixRecorded":false,"fixedIn":null}],"versionsText":"na","eol":null,"hubHref":"/vendor/netapp/ontap_select_deploy_administration_utility"}],"affectedCount":5,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1956423","label":"bugzilla.redhat.com/show_bug.cgi?id=1956423","hostname":"bugzilla.redhat.com","tags":["X Refsource MISC","Issue Tracking","Third Party Advisory"]},{"url":"https://src.fedoraproject.org/rpms/binutils/blob/rawhide/f/binutils-CVE-2021-3530.patch","label":"src.fedoraproject.org/rpms/binutils/blob/rawhide/f/binutils-CVE-2021-3530.patch","hostname":"src.fedoraproject.org","tags":["X Refsource MISC","Patch","Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20210716-0006/","label":"security.netapp.com/advisory/ntap-20210716-0006/","hostname":"security.netapp.com","tags":["X Refsource CONFIRM","Third Party Advisory"]},{"url":"https://security.gentoo.org/glsa/202208-30","label":"security.gentoo.org/glsa/202208-30","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO","Third Party Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-3530","label":"ubuntu.com/security/CVE-2021-3530","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-3530","label":"access.redhat.com/security/cve/CVE-2021-3530","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3530","label":"www.cve.org/CVERecord?id=CVE-2021-3530","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-3530","label":"security-tracker.debian.org/tracker/CVE-2021-3530","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["SUSE-SU-2022:4146-1","SUSE-SU-2022:4277-1"],"duplicates":["CVE-2021-3648"],"related":["SUSE-SU-2022:4146-1","SUSE-SU-2022:4277-1"]},"timeline":[{"kind":"published","date":"2021-06-02T14:31:23.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T17:01:05.995Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":30,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T13:25:20.844Z","stale":false,"partial":false}}