CVE-2016-4491

medium

Description

The d_print_comp function in cp-demangle.c in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, which triggers infinite recursion and a buffer overflow, related to a node having "itself as ancestor more than once."

References

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909

https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00105.html

http://www.openwall.com/lists/oss-security/2016/05/05/5

Details

Source: Mitre, NVD

Published: 2017-02-24

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: Medium