Arch Linux Security Advisory ASA-202106-40

Severity: Low
Date : 2021-06-15
CVE-ID : CVE-2021-32613
Package : radare2
Type : denial of service
Remote : No
Link : https://security.archlinux.org/AVG-1950

Summary

The package radare2 before version 5.3.1-1 is vulnerable to denial of
service.

Resolution

Upgrade to 5.3.1-1.

pacman -Syu “radare2>=5.3.1-1”

The problem has been fixed upstream in version 5.3.1.

Workaround

None.

Description

In radare2 through 5.3.0 there is a double free vulnerability in the
pyc parser via a crafted file which can lead to denial of service.

Impact

A crafted Python bytecode file could crash the parser.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1959939
https://github.com/radareorg/radare2/issues/18679
https://github.com/radareorg/radare2/commit/049de62730f4954ef9a642f2eeebbca30a8eccdc
https://security.archlinux.org/CVE-2021-32613