CVE-2020-16269

MEDIUM

radare2 4.5.0 - Denial of Service via Malformed DW_AT_name in DWARF Debug Info

Title source: llm

Description

radare2 4.5.0 misparses DWARF information in executable files, causing a segmentation fault in parse_typedef in type_dwarf.c via a malformed DW_AT_name in the .debug_info section.

References (3)

Core 3

Core References

Exploit, Patch, Third Party Advisory x_refsource_misc

https://github.com/radareorg/radare2/issues/17383

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45SGGCWFIIV7N2X2QZRREHOW7ODT3IH7/

Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZJET3RR6W7LAK4H6VPTMAZS24W7XYHRZ/

Scores

CVSS v3 5.5

EPSS 0.0098

EPSS Percentile 58.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

Status published

Products (3)

fedoraproject/fedora 32

fedoraproject/fedora 33

radare/radare2 4.5.0

Published Aug 03, 2020

Tracked Since Feb 18, 2026