A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within `DecodeTreeBlock` which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An attacker can provide a malicious file to trigger this vulnerability.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published: 2021-08-20T21:03:09

Updated: 2024-08-03T18:23:29.586Z

Reserved: 2021-01-04T00:00:00

Link: CVE-2021-21827

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-08-20T22:15:07.110

Modified: 2022-05-31T22:08:37.693

Link: CVE-2021-21827

cve-icon Redhat

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