CVE-2018-11383

high

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

8.0

Description

The r_strbuf_fini() function in radare2 2.5.0 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted ELF file because of an uninitialized variable in the CPSE handler in libr/anal/p/anal_avr.c.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-11383

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201806-2

OS impact

OS	Version	Status	Fixed in
arch		fixed	`2.6.0-1`
debian	sid	fixed	`2.6.0+dfsg-1`

References

https://security.archlinux.org/ASA-201806-2
https://security-tracker.debian.org/tracker/CVE-2018-11383

Verify integrity in audit chain (admin only). AS-IS.