CVE-2021-20204

A heap memory corruption problem (use after free) can be triggered in libgetdata v0.10.0 when processing maliciously crafted dirfile databases. This degrades the confidentiality, integrity and availability of third-party software that uses libgetdata as a library. This vulnerability may lead to arbitrary code execution or privilege escalation depending on input/skills of attacker.

• CWE-119
• CWE-416

• https://bugzilla.redhat.com/show_bug.cgi?id=1956348Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/05/msg00015.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/43JTGEMYMCTHD3LHFD7ENBNSWCNBCYEY/Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GB7T7DW7XRPJOUE25ZE7GF244FPCHBWY/Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OE23HBLIVKVPOQ5MVADWPOCFMREVF4QZ/Mailing List, Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1956348Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/05/msg00015.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/43JTGEMYMCTHD3LHFD7ENBNSWCNBCYEY/Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GB7T7DW7XRPJOUE25ZE7GF244FPCHBWY/Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OE23HBLIVKVPOQ5MVADWPOCFMREVF4QZ/Mailing List, Third Party Advisory

Published

May 6, 2021

Last Modified

Jun 17, 2026

Status

Modified

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